[INFO] fetching crate read_iter 0.1.2...
[INFO] testing read_iter-0.1.2 against try#8262275854dc0e5381c9d42d56257d94932c5a87 for pr-90799
[INFO] extracting crate read_iter 0.1.2 into /workspace/builds/worker-34/source
[INFO] validating manifest of crates.io crate read_iter 0.1.2 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 crates.io crate read_iter 0.1.2
[INFO] finished tweaking crates.io crate read_iter 0.1.2
[INFO] tweaked toml for crates.io crate read_iter 0.1.2 written to /workspace/builds/worker-34/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8262275854dc0e5381c9d42d56257d94932c5a87" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8262275854dc0e5381c9d42d56257d94932c5a87" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-34/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-34/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] 3770a3fa9be550e7a4d5edd641c359bf8ba28452f077ecc7c98ea38dfdb490a8
[INFO] running `Command { std: "docker" "start" "-a" "3770a3fa9be550e7a4d5edd641c359bf8ba28452f077ecc7c98ea38dfdb490a8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "3770a3fa9be550e7a4d5edd641c359bf8ba28452f077ecc7c98ea38dfdb490a8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3770a3fa9be550e7a4d5edd641c359bf8ba28452f077ecc7c98ea38dfdb490a8", kill_on_drop: false }`
[INFO] [stdout] 3770a3fa9be550e7a4d5edd641c359bf8ba28452f077ecc7c98ea38dfdb490a8
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-34/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-34/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] 47940a050ed8e0c495a09f247dc188561f0de5fee30ae1ec4aa7c6bf4776f878
[INFO] running `Command { std: "docker" "start" "-a" "47940a050ed8e0c495a09f247dc188561f0de5fee30ae1ec4aa7c6bf4776f878", kill_on_drop: false }`
[INFO] [stderr]    Compiling read_iter v0.1.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.11s
[INFO] running `Command { std: "docker" "inspect" "47940a050ed8e0c495a09f247dc188561f0de5fee30ae1ec4aa7c6bf4776f878", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "47940a050ed8e0c495a09f247dc188561f0de5fee30ae1ec4aa7c6bf4776f878", kill_on_drop: false }`
[INFO] [stdout] 47940a050ed8e0c495a09f247dc188561f0de5fee30ae1ec4aa7c6bf4776f878
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-34/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-34/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] 318bc6d1e86a9674b679d28f8495c83c31dd97a3bc221f329e3643ae7491ad82
[INFO] running `Command { std: "docker" "start" "-a" "318bc6d1e86a9674b679d28f8495c83c31dd97a3bc221f329e3643ae7491ad82", kill_on_drop: false }`
[INFO] [stderr]    Compiling read_iter v0.1.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.46s
[INFO] running `Command { std: "docker" "inspect" "318bc6d1e86a9674b679d28f8495c83c31dd97a3bc221f329e3643ae7491ad82", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "318bc6d1e86a9674b679d28f8495c83c31dd97a3bc221f329e3643ae7491ad82", kill_on_drop: false }`
[INFO] [stdout] 318bc6d1e86a9674b679d28f8495c83c31dd97a3bc221f329e3643ae7491ad82
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-34/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-34/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] b913c566cbc4e423c914774309089f1c59f158bbada81f98059f7c63f56ace36
[INFO] running `Command { std: "docker" "start" "-a" "b913c566cbc4e423c914774309089f1c59f158bbada81f98059f7c63f56ace36", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.39s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/read_iter-88e0c4fed62c5dea)
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test tests::test_1 ... ok
[INFO] [stdout] test tests::test_2 ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests read_iter
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test src/lib.rs - (line 14) - compile ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.07s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "b913c566cbc4e423c914774309089f1c59f158bbada81f98059f7c63f56ace36", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b913c566cbc4e423c914774309089f1c59f158bbada81f98059f7c63f56ace36", kill_on_drop: false }`
[INFO] [stdout] b913c566cbc4e423c914774309089f1c59f158bbada81f98059f7c63f56ace36