[INFO] fetching crate char-iter 0.1.0...
[INFO] testing char-iter-0.1.0 against 1.55.0 for beta-1.56-1
[INFO] extracting crate char-iter 0.1.0 into /workspace/builds/worker-12/source
[INFO] validating manifest of crates.io crate char-iter 0.1.0 on toolchain 1.55.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate char-iter 0.1.0
[INFO] finished tweaking crates.io crate char-iter 0.1.0
[INFO] tweaked toml for crates.io crate char-iter 0.1.0 written to /workspace/builds/worker-12/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 3bc63e831757dbf5d3aae46f86a939b59b5b9164c0be38aa38d2a1f82c61c433
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "3bc63e831757dbf5d3aae46f86a939b59b5b9164c0be38aa38d2a1f82c61c433", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "3bc63e831757dbf5d3aae46f86a939b59b5b9164c0be38aa38d2a1f82c61c433", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3bc63e831757dbf5d3aae46f86a939b59b5b9164c0be38aa38d2a1f82c61c433", kill_on_drop: false }`
[INFO] [stdout] 3bc63e831757dbf5d3aae46f86a939b59b5b9164c0be38aa38d2a1f82c61c433
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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" "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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 77260e94beccde89e11564546b563aecbebedd85fc782007879ac08dd08c401f
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "77260e94beccde89e11564546b563aecbebedd85fc782007879ac08dd08c401f", kill_on_drop: false }`
[INFO] [stderr]    Compiling char-iter v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.14s
[INFO] running `Command { std: "docker" "inspect" "77260e94beccde89e11564546b563aecbebedd85fc782007879ac08dd08c401f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "77260e94beccde89e11564546b563aecbebedd85fc782007879ac08dd08c401f", kill_on_drop: false }`
[INFO] [stdout] 77260e94beccde89e11564546b563aecbebedd85fc782007879ac08dd08c401f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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" "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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 95d068d671da64353d7130d59ca91c3c7e0fe88e00ffed7b291d4c30e16f35ad
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "95d068d671da64353d7130d59ca91c3c7e0fe88e00ffed7b291d4c30e16f35ad", kill_on_drop: false }`
[INFO] [stderr]    Compiling char-iter v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.34s
[INFO] running `Command { std: "docker" "inspect" "95d068d671da64353d7130d59ca91c3c7e0fe88e00ffed7b291d4c30e16f35ad", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "95d068d671da64353d7130d59ca91c3c7e0fe88e00ffed7b291d4c30e16f35ad", kill_on_drop: false }`
[INFO] [stdout] 95d068d671da64353d7130d59ca91c3c7e0fe88e00ffed7b291d4c30e16f35ad
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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" "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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] f18e610f1871e88ee5c4ce42463930acf54a2376746835ced76ab2c734ee1418
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "f18e610f1871e88ee5c4ce42463930acf54a2376746835ced76ab2c734ee1418", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/char_iter-4559e114db1f7d92)
[INFO] [stdout] 
[INFO] [stdout] running 14 tests
[INFO] [stdout] test tests::equal_rev ... ok
[INFO] [stdout] test tests::equal_rev_size_hint ... ok
[INFO] [stdout] test tests::equal_size_hint ... ok
[INFO] [stdout] test tests::surrogate_size_hint ... ok
[INFO] [stdout] test tests::equal ... ok
[INFO] [stdout] test tests::smoke ... ok
[INFO] [stdout] test tests::surrogate ... ok
[INFO] [stdout] test tests::surrogate_rev ... ok
[INFO] [stdout] test tests::smoke_rev ... ok
[INFO] [stdout] test tests::surrogate_rev_size_hint ... ok
[INFO] [stdout] test tests::smoke_rev_size_hint ... ok
[INFO] [stdout] test tests::smoke_size_hint ... ok
[INFO] [stdout] test tests::invalid - should panic ... ok
[INFO] [stderr]    Doc-tests char-iter
[INFO] [stdout] test tests::full_range ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 14 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.25s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 3 tests
[INFO] [stdout] test src/lib.rs - (line 37) ... ok
[INFO] [stdout] test src/lib.rs - (line 29) ... ok
[INFO] [stdout] test src/lib.rs - (line 22) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 3 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.86s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "f18e610f1871e88ee5c4ce42463930acf54a2376746835ced76ab2c734ee1418", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f18e610f1871e88ee5c4ce42463930acf54a2376746835ced76ab2c734ee1418", kill_on_drop: false }`
[INFO] [stdout] f18e610f1871e88ee5c4ce42463930acf54a2376746835ced76ab2c734ee1418