[INFO] fetching crate imgdiff 0.1.1...
[INFO] testing imgdiff-0.1.1 against try#b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b for pr-145330-1
[INFO] extracting crate imgdiff 0.1.1 into /workspace/builds/worker-4-tc2/source
[INFO] started tweaking crates.io crate imgdiff 0.1.1
[INFO] finished tweaking crates.io crate imgdiff 0.1.1
[INFO] tweaked toml for crates.io crate imgdiff 0.1.1 written to /workspace/builds/worker-4-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate imgdiff 0.1.1 on toolchain b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate imgdiff 0.1.1 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[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" "+b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] c957f4cc77998e25353e7edf5f16f6eef6d867296d90c4974ff91eeb3151d932
[INFO] running `Command { std: "docker" "start" "-a" "c957f4cc77998e25353e7edf5f16f6eef6d867296d90c4974ff91eeb3151d932", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "c957f4cc77998e25353e7edf5f16f6eef6d867296d90c4974ff91eeb3151d932", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c957f4cc77998e25353e7edf5f16f6eef6d867296d90c4974ff91eeb3151d932", kill_on_drop: false }`
[INFO] [stdout] c957f4cc77998e25353e7edf5f16f6eef6d867296d90c4974ff91eeb3151d932
[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" "+b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] deeed4e132b73516d2845bdd8b416f4a7af58b5622cc9aaf517ad5bfa202cdeb
[INFO] running `Command { std: "docker" "start" "-a" "deeed4e132b73516d2845bdd8b416f4a7af58b5622cc9aaf517ad5bfa202cdeb", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.67
[INFO] [stderr]    Compiling num-traits v0.2.16
[INFO] [stderr]    Compiling crc32fast v1.3.2
[INFO] [stderr]    Compiling simd-adler32 v0.3.7
[INFO] [stderr]    Compiling serde v1.0.188
[INFO] [stderr]    Compiling num-integer v0.1.45
[INFO] [stderr]    Compiling adler v1.0.2
[INFO] [stderr]    Compiling num-rational v0.4.1
[INFO] [stderr]    Compiling color_quant v1.1.0
[INFO] [stderr]    Compiling bytemuck v1.14.0
[INFO] [stderr]    Compiling byteorder v1.4.3
[INFO] [stderr]    Compiling miniz_oxide v0.7.1
[INFO] [stderr]    Compiling fdeflate v0.3.0
[INFO] [stderr]    Compiling flate2 v1.0.27
[INFO] [stderr]    Compiling quote v1.0.33
[INFO] [stderr]    Compiling syn v2.0.36
[INFO] [stderr]    Compiling png v0.17.10
[INFO] [stderr]    Compiling image v0.24.7
[INFO] [stderr]    Compiling serde_derive v1.0.188
[INFO] [stderr]    Compiling argh_shared v0.1.12
[INFO] [stderr]    Compiling argh_derive v0.1.12
[INFO] [stderr]    Compiling argh v0.1.12
[INFO] [stderr]    Compiling imgdiff v0.1.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 10.39s
[INFO] running `Command { std: "docker" "inspect" "deeed4e132b73516d2845bdd8b416f4a7af58b5622cc9aaf517ad5bfa202cdeb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "deeed4e132b73516d2845bdd8b416f4a7af58b5622cc9aaf517ad5bfa202cdeb", kill_on_drop: false }`
[INFO] [stdout] deeed4e132b73516d2845bdd8b416f4a7af58b5622cc9aaf517ad5bfa202cdeb
[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" "+b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 23543b5b129e87cd6556265e60a537cf91b86eea19ff7ce154b995d73365c1eb
[INFO] running `Command { std: "docker" "start" "-a" "23543b5b129e87cd6556265e60a537cf91b86eea19ff7ce154b995d73365c1eb", kill_on_drop: false }`
[INFO] [stderr]    Compiling diff v0.1.13
[INFO] [stderr]    Compiling yansi v0.5.1
[INFO] [stderr]    Compiling pretty_assertions v1.4.0
[INFO] [stderr]    Compiling imgdiff v0.1.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.93s
[INFO] running `Command { std: "docker" "inspect" "23543b5b129e87cd6556265e60a537cf91b86eea19ff7ce154b995d73365c1eb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "23543b5b129e87cd6556265e60a537cf91b86eea19ff7ce154b995d73365c1eb", kill_on_drop: false }`
[INFO] [stdout] 23543b5b129e87cd6556265e60a537cf91b86eea19ff7ce154b995d73365c1eb
[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" "+b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 4c41ac2a9123eb84fa1b0108a81c6e5992d8b884babec657e159a076c057f18f
[INFO] running `Command { std: "docker" "start" "-a" "4c41ac2a9123eb84fa1b0108a81c6e5992d8b884babec657e159a076c057f18f", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.07s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/imgdiff-2592597b82f53d99)
[INFO] [stdout] running 12 tests
[INFO] [stdout] test tests::a_x_bigger ... ok
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/imgdiff-c50808b91321fbae)
[INFO] [stdout] test tests::are_equal ... ok
[INFO] [stdout] test tests::b_x_bigger ... ok
[INFO] [stdout] test tests::b_y_bigger ... ok
[INFO] [stdout] test tests::a_y_bigger_and_diff_content ... ok
[INFO] [stdout] test tests::a_xy_bigger ... ok
[INFO] [stdout] test tests::a_y_bigger ... ok
[INFO] [stdout] test tests::b_xy_bigger ... ok
[INFO] [stdout] test tests::a_x_bigger_and_diff_content ... ok
[INFO] [stdout] test tests::first_pixel ... ok
[INFO] [stdout] test tests::last_pixel ... ok
[INFO] [stdout] test tests::different_size_and_content ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 12 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests imgdiff
[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] [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" "4c41ac2a9123eb84fa1b0108a81c6e5992d8b884babec657e159a076c057f18f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4c41ac2a9123eb84fa1b0108a81c6e5992d8b884babec657e159a076c057f18f", kill_on_drop: false }`
[INFO] [stdout] 4c41ac2a9123eb84fa1b0108a81c6e5992d8b884babec657e159a076c057f18f