[INFO] fetching crate forward-iter 0.1.0...
[INFO] testing forward-iter-0.1.0 against 1.90.0 for beta-1.91-3
[INFO] extracting crate forward-iter 0.1.0 into /workspace/builds/worker-4-tc1/source
[INFO] started tweaking crates.io crate forward-iter 0.1.0
[INFO] finished tweaking crates.io crate forward-iter 0.1.0
[INFO] tweaked toml for crates.io crate forward-iter 0.1.0 written to /workspace/builds/worker-4-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate forward-iter 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] crate crates.io crate forward-iter 0.1.0 already has a lockfile, it will not be regenerated
[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-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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] c1bc9a93b1f30f71bbaba747bbbafa73aa7b7ed7b9f4082da48bb3a27090647d
[INFO] running `Command { std: "docker" "start" "-a" "c1bc9a93b1f30f71bbaba747bbbafa73aa7b7ed7b9f4082da48bb3a27090647d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "c1bc9a93b1f30f71bbaba747bbbafa73aa7b7ed7b9f4082da48bb3a27090647d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c1bc9a93b1f30f71bbaba747bbbafa73aa7b7ed7b9f4082da48bb3a27090647d", kill_on_drop: false }`
[INFO] [stdout] c1bc9a93b1f30f71bbaba747bbbafa73aa7b7ed7b9f4082da48bb3a27090647d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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] a14d1ed54330cbf9db82907cdd2b2277e5b232061a26967845dbd3e221db33c3
[INFO] running `Command { std: "docker" "start" "-a" "a14d1ed54330cbf9db82907cdd2b2277e5b232061a26967845dbd3e221db33c3", kill_on_drop: false }`
[INFO] [stderr]    Compiling forward-iter v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.10s
[INFO] running `Command { std: "docker" "inspect" "a14d1ed54330cbf9db82907cdd2b2277e5b232061a26967845dbd3e221db33c3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a14d1ed54330cbf9db82907cdd2b2277e5b232061a26967845dbd3e221db33c3", kill_on_drop: false }`
[INFO] [stdout] a14d1ed54330cbf9db82907cdd2b2277e5b232061a26967845dbd3e221db33c3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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] 517e45fd1923451cc38c370358fbdaef6c3d40d17013537eaeb2ffd955643b7b
[INFO] running `Command { std: "docker" "start" "-a" "517e45fd1923451cc38c370358fbdaef6c3d40d17013537eaeb2ffd955643b7b", kill_on_drop: false }`
[INFO] [stderr]    Compiling forward-iter v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.36s
[INFO] running `Command { std: "docker" "inspect" "517e45fd1923451cc38c370358fbdaef6c3d40d17013537eaeb2ffd955643b7b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "517e45fd1923451cc38c370358fbdaef6c3d40d17013537eaeb2ffd955643b7b", kill_on_drop: false }`
[INFO] [stdout] 517e45fd1923451cc38c370358fbdaef6c3d40d17013537eaeb2ffd955643b7b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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] 6b0ae46a170d5bc882ac0ecae6e4e1e50eb04a7b9f24b04a3ea43f614d0efa3d
[INFO] running `Command { std: "docker" "start" "-a" "6b0ae46a170d5bc882ac0ecae6e4e1e50eb04a7b9f24b04a3ea43f614d0efa3d", 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/forward_iter-cff852b00db797d2)
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test tests::some_next ... ok
[INFO] [stdout] test tests::some_next2 ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests forward_iter
[INFO] [stdout] 
[INFO] [stdout] running 4 tests
[INFO] [stdout] test src/lib.rs - ForwardIterExt::forward (line 92) ... ok
[INFO] [stdout] test src/lib.rs - ForwardIterExt::forward (line 100) ... ok
[INFO] [stdout] test src/lib.rs - (line 7) ... ok
[INFO] [stdout] test src/lib.rs - (line 15) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 4 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.53s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "6b0ae46a170d5bc882ac0ecae6e4e1e50eb04a7b9f24b04a3ea43f614d0efa3d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6b0ae46a170d5bc882ac0ecae6e4e1e50eb04a7b9f24b04a3ea43f614d0efa3d", kill_on_drop: false }`
[INFO] [stdout] 6b0ae46a170d5bc882ac0ecae6e4e1e50eb04a7b9f24b04a3ea43f614d0efa3d