[INFO] fetching crate iterslide 1.0.1...
[INFO] testing iterslide-1.0.1 against 1.55.0 for beta-1.56-1
[INFO] extracting crate iterslide 1.0.1 into /workspace/builds/worker-15/source
[INFO] validating manifest of crates.io crate iterslide 1.0.1 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 iterslide 1.0.1
[INFO] finished tweaking crates.io crate iterslide 1.0.1
[INFO] tweaked toml for crates.io crate iterslide 1.0.1 written to /workspace/builds/worker-15/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-15/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-15/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] e01d27b9fa0dac01381345c4e3cc969879d6d837f8fc81640419f66e61c0b9df
[INFO] running `Command { std: "docker" "start" "-a" "e01d27b9fa0dac01381345c4e3cc969879d6d837f8fc81640419f66e61c0b9df", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "e01d27b9fa0dac01381345c4e3cc969879d6d837f8fc81640419f66e61c0b9df", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e01d27b9fa0dac01381345c4e3cc969879d6d837f8fc81640419f66e61c0b9df", kill_on_drop: false }`
[INFO] [stdout] e01d27b9fa0dac01381345c4e3cc969879d6d837f8fc81640419f66e61c0b9df
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-15/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-15/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] 41ad21cf2e5a03d5f530974a5c94701add82e802339f73418c02339078764efc
[INFO] running `Command { std: "docker" "start" "-a" "41ad21cf2e5a03d5f530974a5c94701add82e802339f73418c02339078764efc", kill_on_drop: false }`
[INFO] [stderr]    Compiling iterslide v1.0.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.23s
[INFO] running `Command { std: "docker" "inspect" "41ad21cf2e5a03d5f530974a5c94701add82e802339f73418c02339078764efc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "41ad21cf2e5a03d5f530974a5c94701add82e802339f73418c02339078764efc", kill_on_drop: false }`
[INFO] [stdout] 41ad21cf2e5a03d5f530974a5c94701add82e802339f73418c02339078764efc
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-15/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-15/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] c9497d4360c820d2b11043a8f33f17e7164cb7742b9cef4ab970257027fdf54f
[INFO] running `Command { std: "docker" "start" "-a" "c9497d4360c820d2b11043a8f33f17e7164cb7742b9cef4ab970257027fdf54f", kill_on_drop: false }`
[INFO] [stderr]    Compiling iterslide v1.0.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.85s
[INFO] running `Command { std: "docker" "inspect" "c9497d4360c820d2b11043a8f33f17e7164cb7742b9cef4ab970257027fdf54f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c9497d4360c820d2b11043a8f33f17e7164cb7742b9cef4ab970257027fdf54f", kill_on_drop: false }`
[INFO] [stdout] c9497d4360c820d2b11043a8f33f17e7164cb7742b9cef4ab970257027fdf54f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-15/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-15/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] ba101a0580ec73314b09329b43155e01c3bd820b4449dbd030317bc1ad5083d5
[INFO] running `Command { std: "docker" "start" "-a" "ba101a0580ec73314b09329b43155e01c3bd820b4449dbd030317bc1ad5083d5", kill_on_drop: false }`
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stdout] running 4 tests
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/iterslide-0882d2b9ee5bc17b)
[INFO] [stdout] test test_slide_overlong_window ... ok
[INFO] [stdout] test test_slide ... ok
[INFO] [stdout] test test_slide_equal_window ... ok
[INFO] [stdout] test test_slide_zero_window ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 4 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests iterslide
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test src/lib.rs - (line 5) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.54s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "ba101a0580ec73314b09329b43155e01c3bd820b4449dbd030317bc1ad5083d5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ba101a0580ec73314b09329b43155e01c3bd820b4449dbd030317bc1ad5083d5", kill_on_drop: false }`
[INFO] [stdout] ba101a0580ec73314b09329b43155e01c3bd820b4449dbd030317bc1ad5083d5