[INFO] cloning repository https://github.com/teozkr/imgavg
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/teozkr/imgavg" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fteozkr%2Fimgavg", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fteozkr%2Fimgavg'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 9849bb138674428b34d00728bf164e0c471b1cde
[INFO] testing teozkr/imgavg against try#8262275854dc0e5381c9d42d56257d94932c5a87 for pr-90799
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fteozkr%2Fimgavg" "/workspace/builds/worker-112/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-112/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/teozkr/imgavg on toolchain 8262275854dc0e5381c9d42d56257d94932c5a87
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8262275854dc0e5381c9d42d56257d94932c5a87" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/teozkr/imgavg
[INFO] finished tweaking git repo https://github.com/teozkr/imgavg
[INFO] tweaked toml for git repo https://github.com/teozkr/imgavg written to /workspace/builds/worker-112/source/Cargo.toml
[INFO] crate git repo https://github.com/teozkr/imgavg already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8262275854dc0e5381c9d42d56257d94932c5a87" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded imagefmt v4.0.0
[INFO] [stderr]   Downloaded itertools v0.7.6
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-112/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-112/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:e8397a04204aaf8b9f284182a6f9e27a3c2e67044d0943b4415b160bfc957681" "/opt/rustwide/cargo-home/bin/cargo" "+8262275854dc0e5381c9d42d56257d94932c5a87" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] c9bc98c7909b10f7057807b7e1654b3a25db039b7f7c4daac299a288a30b6264
[INFO] running `Command { std: "docker" "start" "-a" "c9bc98c7909b10f7057807b7e1654b3a25db039b7f7c4daac299a288a30b6264", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "c9bc98c7909b10f7057807b7e1654b3a25db039b7f7c4daac299a288a30b6264", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c9bc98c7909b10f7057807b7e1654b3a25db039b7f7c4daac299a288a30b6264", kill_on_drop: false }`
[INFO] [stdout] c9bc98c7909b10f7057807b7e1654b3a25db039b7f7c4daac299a288a30b6264
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-112/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-112/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" "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:e8397a04204aaf8b9f284182a6f9e27a3c2e67044d0943b4415b160bfc957681" "/opt/rustwide/cargo-home/bin/cargo" "+8262275854dc0e5381c9d42d56257d94932c5a87" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 973696691e36ac63b48aedebe382715a076823ed1a852c7a1ea51b6befc32e7a
[INFO] running `Command { std: "docker" "start" "-a" "973696691e36ac63b48aedebe382715a076823ed1a852c7a1ea51b6befc32e7a", kill_on_drop: false }`
[INFO] [stderr]    Compiling either v1.4.0
[INFO] [stderr]    Compiling imagefmt v4.0.0
[INFO] [stderr]    Compiling itertools v0.7.6
[INFO] [stderr]    Compiling imgavg v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: the feature `slice_patterns` has been stable since 1.42.0 and no longer requires an attribute to enable
[INFO] [stdout]  --> src/main.rs:1:12
[INFO] [stdout]   |
[INFO] [stdout] 1 | #![feature(slice_patterns)]
[INFO] [stdout]   |            ^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(stable_features)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 3.19s
[INFO] running `Command { std: "docker" "inspect" "973696691e36ac63b48aedebe382715a076823ed1a852c7a1ea51b6befc32e7a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "973696691e36ac63b48aedebe382715a076823ed1a852c7a1ea51b6befc32e7a", kill_on_drop: false }`
[INFO] [stdout] 973696691e36ac63b48aedebe382715a076823ed1a852c7a1ea51b6befc32e7a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-112/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-112/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" "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:e8397a04204aaf8b9f284182a6f9e27a3c2e67044d0943b4415b160bfc957681" "/opt/rustwide/cargo-home/bin/cargo" "+8262275854dc0e5381c9d42d56257d94932c5a87" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] f87268e13b4b5230b264df71cda54a7334ff8810b338bcdc6d933ea6331fec26
[INFO] running `Command { std: "docker" "start" "-a" "f87268e13b4b5230b264df71cda54a7334ff8810b338bcdc6d933ea6331fec26", kill_on_drop: false }`
[INFO] [stderr]    Compiling imgavg v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: the feature `slice_patterns` has been stable since 1.42.0 and no longer requires an attribute to enable
[INFO] [stdout]  --> src/main.rs:1:12
[INFO] [stdout]   |
[INFO] [stdout] 1 | #![feature(slice_patterns)]
[INFO] [stdout]   |            ^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(stable_features)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.55s
[INFO] running `Command { std: "docker" "inspect" "f87268e13b4b5230b264df71cda54a7334ff8810b338bcdc6d933ea6331fec26", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f87268e13b4b5230b264df71cda54a7334ff8810b338bcdc6d933ea6331fec26", kill_on_drop: false }`
[INFO] [stdout] f87268e13b4b5230b264df71cda54a7334ff8810b338bcdc6d933ea6331fec26
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-112/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-112/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" "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:e8397a04204aaf8b9f284182a6f9e27a3c2e67044d0943b4415b160bfc957681" "/opt/rustwide/cargo-home/bin/cargo" "+8262275854dc0e5381c9d42d56257d94932c5a87" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 292172515bba5a97ab88a808730498e16cc3177d9a13efd1288b4ad18f3a113e
[INFO] running `Command { std: "docker" "start" "-a" "292172515bba5a97ab88a808730498e16cc3177d9a13efd1288b4ad18f3a113e", kill_on_drop: false }`
[INFO] [stderr] warning: the feature `slice_patterns` has been stable since 1.42.0 and no longer requires an attribute to enable
[INFO] [stderr]  --> src/main.rs:1:12
[INFO] [stderr]   |
[INFO] [stderr] 1 | #![feature(slice_patterns)]
[INFO] [stderr]   |            ^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(stable_features)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `imgavg` (bin "imgavg" test) generated 1 warning
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.07s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/imgavg-eb559c50737eaeda)
[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]      Running unittests (/opt/rustwide/target/debug/deps/imgavg-d1db6a1f8f132a84)
[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" "292172515bba5a97ab88a808730498e16cc3177d9a13efd1288b4ad18f3a113e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "292172515bba5a97ab88a808730498e16cc3177d9a13efd1288b4ad18f3a113e", kill_on_drop: false }`
[INFO] [stdout] 292172515bba5a97ab88a808730498e16cc3177d9a13efd1288b4ad18f3a113e