[INFO] fetching crate iterators 0.1.0...
[INFO] testing iterators-0.1.0 against 1.90.0 for beta-1.91-3
[INFO] extracting crate iterators 0.1.0 into /workspace/builds/worker-3-tc1/source
[INFO] started tweaking crates.io crate iterators 0.1.0
[INFO] finished tweaking crates.io crate iterators 0.1.0
[INFO] tweaked toml for crates.io crate iterators 0.1.0 written to /workspace/builds/worker-3-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate iterators 0.1.0 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-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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] 7973fdb78acf42171c8d0ce556c82cbe06d96c4cf0f18bdbd9b9fd4f283a18c9
[INFO] running `Command { std: "docker" "start" "-a" "7973fdb78acf42171c8d0ce556c82cbe06d96c4cf0f18bdbd9b9fd4f283a18c9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "7973fdb78acf42171c8d0ce556c82cbe06d96c4cf0f18bdbd9b9fd4f283a18c9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7973fdb78acf42171c8d0ce556c82cbe06d96c4cf0f18bdbd9b9fd4f283a18c9", kill_on_drop: false }`
[INFO] [stdout] 7973fdb78acf42171c8d0ce556c82cbe06d96c4cf0f18bdbd9b9fd4f283a18c9
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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] 874ea0cec6e054fe96960dc2df9346bf16ee5525cda4c88882a43177f49bf80f
[INFO] running `Command { std: "docker" "start" "-a" "874ea0cec6e054fe96960dc2df9346bf16ee5525cda4c88882a43177f49bf80f", kill_on_drop: false }`
[INFO] [stderr]    Compiling iterators v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.36s
[INFO] running `Command { std: "docker" "inspect" "874ea0cec6e054fe96960dc2df9346bf16ee5525cda4c88882a43177f49bf80f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "874ea0cec6e054fe96960dc2df9346bf16ee5525cda4c88882a43177f49bf80f", kill_on_drop: false }`
[INFO] [stdout] 874ea0cec6e054fe96960dc2df9346bf16ee5525cda4c88882a43177f49bf80f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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] e9fb13610d9f46bc1501ac34e0f06b99d23a176d35325b0f8240173263d37a10
[INFO] running `Command { std: "docker" "start" "-a" "e9fb13610d9f46bc1501ac34e0f06b99d23a176d35325b0f8240173263d37a10", kill_on_drop: false }`
[INFO] [stderr]    Compiling iterators v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.43s
[INFO] running `Command { std: "docker" "inspect" "e9fb13610d9f46bc1501ac34e0f06b99d23a176d35325b0f8240173263d37a10", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e9fb13610d9f46bc1501ac34e0f06b99d23a176d35325b0f8240173263d37a10", kill_on_drop: false }`
[INFO] [stdout] e9fb13610d9f46bc1501ac34e0f06b99d23a176d35325b0f8240173263d37a10
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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] 486c62f6f8be1014c6dbf52dbd30912cc2fc7240543fb8128a9ce83d5b85d4bd
[INFO] running `Command { std: "docker" "start" "-a" "486c62f6f8be1014c6dbf52dbd30912cc2fc7240543fb8128a9ce83d5b85d4bd", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.04s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/iterators-ea3eec1e452e5035)
[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 src/main.rs (/opt/rustwide/target/debug/deps/iterators-d85e0221273c9db1)
[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 tests/test.rs (/opt/rustwide/target/debug/deps/test-63fd5e2f1ef9ba12)
[INFO] [stdout] 
[INFO] [stdout] running 3 tests
[INFO] [stdout] test calling_next_directly ... ok
[INFO] [stdout] test filters_by_size ... ok
[INFO] [stdout] test using_other_iterator_trait_methods ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 3 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests iterators
[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" "486c62f6f8be1014c6dbf52dbd30912cc2fc7240543fb8128a9ce83d5b85d4bd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "486c62f6f8be1014c6dbf52dbd30912cc2fc7240543fb8128a9ce83d5b85d4bd", kill_on_drop: false }`
[INFO] [stdout] 486c62f6f8be1014c6dbf52dbd30912cc2fc7240543fb8128a9ce83d5b85d4bd