[INFO] fetching crate integer-iterator 0.3.0...
[INFO] testing integer-iterator-0.3.0 against beta-2022-04-10 for beta-1.61-1
[INFO] extracting crate integer-iterator 0.3.0 into /workspace/builds/worker-84/source
[INFO] validating manifest of crates.io crate integer-iterator 0.3.0 on toolchain beta-2022-04-10
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-04-10" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate integer-iterator 0.3.0
[INFO] finished tweaking crates.io crate integer-iterator 0.3.0
[INFO] tweaked toml for crates.io crate integer-iterator 0.3.0 written to /workspace/builds/worker-84/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-04-10" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-04-10" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-84/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-84/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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 776cc75ea8b90ce7ca032d09ee4af4b44c0b4c0b53efa35f8dd5da9921b662d7
[INFO] running `Command { std: "docker" "start" "-a" "776cc75ea8b90ce7ca032d09ee4af4b44c0b4c0b53efa35f8dd5da9921b662d7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "776cc75ea8b90ce7ca032d09ee4af4b44c0b4c0b53efa35f8dd5da9921b662d7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "776cc75ea8b90ce7ca032d09ee4af4b44c0b4c0b53efa35f8dd5da9921b662d7", kill_on_drop: false }`
[INFO] [stdout] 776cc75ea8b90ce7ca032d09ee4af4b44c0b4c0b53efa35f8dd5da9921b662d7
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-84/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-84/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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 5e46709162f90892f55ec79e1d95fd0a10cf6dcdbf3bb71f671d65affb82abf5
[INFO] running `Command { std: "docker" "start" "-a" "5e46709162f90892f55ec79e1d95fd0a10cf6dcdbf3bb71f671d65affb82abf5", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling integer-iterator v0.3.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.37s
[INFO] running `Command { std: "docker" "inspect" "5e46709162f90892f55ec79e1d95fd0a10cf6dcdbf3bb71f671d65affb82abf5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5e46709162f90892f55ec79e1d95fd0a10cf6dcdbf3bb71f671d65affb82abf5", kill_on_drop: false }`
[INFO] [stdout] 5e46709162f90892f55ec79e1d95fd0a10cf6dcdbf3bb71f671d65affb82abf5
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-84/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-84/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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 702a32ee0b9d0b2b66f58a9ae6443cdefd727728d2612d3711161c235fa321c8
[INFO] running `Command { std: "docker" "start" "-a" "702a32ee0b9d0b2b66f58a9ae6443cdefd727728d2612d3711161c235fa321c8", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling integer-iterator v0.3.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.68s
[INFO] [stderr]   Executable unittests src/lib.rs (/opt/rustwide/target/debug/deps/integer_iterator-e1458dd14ba5b998)
[INFO] running `Command { std: "docker" "inspect" "702a32ee0b9d0b2b66f58a9ae6443cdefd727728d2612d3711161c235fa321c8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "702a32ee0b9d0b2b66f58a9ae6443cdefd727728d2612d3711161c235fa321c8", kill_on_drop: false }`
[INFO] [stdout] 702a32ee0b9d0b2b66f58a9ae6443cdefd727728d2612d3711161c235fa321c8
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-84/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-84/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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 108194c0562f76a24520671ba5dcca1f8aa128bb830ffdfb27e0d454e92a0d59
[INFO] running `Command { std: "docker" "start" "-a" "108194c0562f76a24520671ba5dcca1f8aa128bb830ffdfb27e0d454e92a0d59", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.04s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/integer_iterator-e1458dd14ba5b998)
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test test_all_numbers ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests integer-iterator
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test src/lib.rs - DigitIterator (line 6) ... FAILED
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout] 
[INFO] [stdout] ---- src/lib.rs - DigitIterator (line 6) stdout ----
[INFO] [stdout] error[E0423]: cannot initialize a tuple struct which contains private fields
[INFO] [stdout]   --> src/lib.rs:9:13
[INFO] [stdout]    |
[INFO] [stdout] 5  | let mut y = DigitIterator(30u32);
[INFO] [stdout]    |             ^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout] note: constructor is not visible here due to private fields
[INFO] [stdout]   --> /opt/rustwide/workdir/src/lib.rs:17:36
[INFO] [stdout]    |
[INFO] [stdout] 17 | pub struct DigitIterator<T>(pub T, bool); // TODO :: Where T is an integer?
[INFO] [stdout]    |                                    ^^^^ private field
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to previous error
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0423`.
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout]     src/lib.rs - DigitIterator (line 6)
[INFO] [stdout] 
[INFO] [stdout] test result: FAILED. 0 passed; 1 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.11s
[INFO] [stdout] 
[INFO] [stderr] error: test failed, to rerun pass '--doc'
[INFO] running `Command { std: "docker" "inspect" "108194c0562f76a24520671ba5dcca1f8aa128bb830ffdfb27e0d454e92a0d59", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "108194c0562f76a24520671ba5dcca1f8aa128bb830ffdfb27e0d454e92a0d59", kill_on_drop: false }`
[INFO] [stdout] 108194c0562f76a24520671ba5dcca1f8aa128bb830ffdfb27e0d454e92a0d59