[INFO] fetching crate read_iter 0.1.2...
[INFO] testing read_iter-0.1.2 against 1.90.0 for beta-1.91-3
[INFO] extracting crate read_iter 0.1.2 into /workspace/builds/worker-0-tc1/source
[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-0-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate read_iter 0.1.2 on toolchain 1.90.0
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.90.0" "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" "+1.90.0" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.90.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[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" "+1.90.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] b51640b5e74f7838c00b608176cbab3cab9b7ed6de4d5a1106ca2cae557e4235
[INFO] running `Command { std: "docker" "start" "-a" "b51640b5e74f7838c00b608176cbab3cab9b7ed6de4d5a1106ca2cae557e4235", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b51640b5e74f7838c00b608176cbab3cab9b7ed6de4d5a1106ca2cae557e4235", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b51640b5e74f7838c00b608176cbab3cab9b7ed6de4d5a1106ca2cae557e4235", kill_on_drop: false }`
[INFO] [stdout] b51640b5e74f7838c00b608176cbab3cab9b7ed6de4d5a1106ca2cae557e4235
[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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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" "+1.90.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] a034d571838f2de3c5424e18fe7a47bf943f94a70fbdb9eee629cea0e0c66ab7
[INFO] running `Command { std: "docker" "start" "-a" "a034d571838f2de3c5424e18fe7a47bf943f94a70fbdb9eee629cea0e0c66ab7", kill_on_drop: false }`
[INFO] [stderr]    Compiling read_iter v0.1.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.08s
[INFO] running `Command { std: "docker" "inspect" "a034d571838f2de3c5424e18fe7a47bf943f94a70fbdb9eee629cea0e0c66ab7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a034d571838f2de3c5424e18fe7a47bf943f94a70fbdb9eee629cea0e0c66ab7", kill_on_drop: false }`
[INFO] [stdout] a034d571838f2de3c5424e18fe7a47bf943f94a70fbdb9eee629cea0e0c66ab7
[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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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" "+1.90.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] dca48059991b6f36d46de122982ade2e27539bce9cd509a372a51a32cfba5597
[INFO] running `Command { std: "docker" "start" "-a" "dca48059991b6f36d46de122982ade2e27539bce9cd509a372a51a32cfba5597", kill_on_drop: false }`
[INFO] [stderr]    Compiling read_iter v0.1.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.22s
[INFO] running `Command { std: "docker" "inspect" "dca48059991b6f36d46de122982ade2e27539bce9cd509a372a51a32cfba5597", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "dca48059991b6f36d46de122982ade2e27539bce9cd509a372a51a32cfba5597", kill_on_drop: false }`
[INFO] [stdout] dca48059991b6f36d46de122982ade2e27539bce9cd509a372a51a32cfba5597
[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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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" "+1.90.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 81890e08eae42e92611e91da7a19a8fbce7198ffead6316b9702f3d0bf42b3f3
[INFO] running `Command { std: "docker" "start" "-a" "81890e08eae42e92611e91da7a19a8fbce7198ffead6316b9702f3d0bf42b3f3", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/read_iter-883672d137aadd9e)
[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 0.08s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "81890e08eae42e92611e91da7a19a8fbce7198ffead6316b9702f3d0bf42b3f3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "81890e08eae42e92611e91da7a19a8fbce7198ffead6316b9702f3d0bf42b3f3", kill_on_drop: false }`
[INFO] [stdout] 81890e08eae42e92611e91da7a19a8fbce7198ffead6316b9702f3d0bf42b3f3