[INFO] fetching crate iter_tools 0.1.0...
[INFO] testing iter_tools-0.1.0 against 1.60.0 for beta-1.61-1
[INFO] extracting crate iter_tools 0.1.0 into /workspace/builds/worker-1/source
[INFO] validating manifest of crates.io crate iter_tools 0.1.0 on toolchain 1.60.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.60.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate iter_tools 0.1.0
[INFO] removed 1 missing tests
[INFO] finished tweaking crates.io crate iter_tools 0.1.0
[INFO] tweaked toml for crates.io crate iter_tools 0.1.0 written to /workspace/builds/worker-1/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.60.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.60.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded wtest_basic v0.1.1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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:eaef2f80f755933c374d2ae5edccceec0c1312ceb8a4e0b6404e8ab76561e1e5" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] b2ed951fac7640325fa0625c85aae595f9a3908479ea441256b804b392596d44
[INFO] running `Command { std: "docker" "start" "-a" "b2ed951fac7640325fa0625c85aae595f9a3908479ea441256b804b392596d44", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b2ed951fac7640325fa0625c85aae595f9a3908479ea441256b804b392596d44", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b2ed951fac7640325fa0625c85aae595f9a3908479ea441256b804b392596d44", kill_on_drop: false }`
[INFO] [stdout] b2ed951fac7640325fa0625c85aae595f9a3908479ea441256b804b392596d44
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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:eaef2f80f755933c374d2ae5edccceec0c1312ceb8a4e0b6404e8ab76561e1e5" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 4107be8c1ff23d65e5c667b29ae127063f822cb7e23478db603ab7d8c9c45a26
[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" "4107be8c1ff23d65e5c667b29ae127063f822cb7e23478db603ab7d8c9c45a26", kill_on_drop: false }`
[INFO] [stderr]    Compiling iter_tools v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.06s
[INFO] running `Command { std: "docker" "inspect" "4107be8c1ff23d65e5c667b29ae127063f822cb7e23478db603ab7d8c9c45a26", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4107be8c1ff23d65e5c667b29ae127063f822cb7e23478db603ab7d8c9c45a26", kill_on_drop: false }`
[INFO] [stdout] 4107be8c1ff23d65e5c667b29ae127063f822cb7e23478db603ab7d8c9c45a26
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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:eaef2f80f755933c374d2ae5edccceec0c1312ceb8a4e0b6404e8ab76561e1e5" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] c00fc7ce904299eb4e30a201195308a91503e28dc8af4536bafa26e0c6ba5686
[INFO] running `Command { std: "docker" "start" "-a" "c00fc7ce904299eb4e30a201195308a91503e28dc8af4536bafa26e0c6ba5686", kill_on_drop: false }`
[INFO] [stderr]    Compiling trybuild v1.0.59
[INFO] [stderr]    Compiling dissimilar v1.0.3
[INFO] [stderr]    Compiling wtest_basic v0.1.1
[INFO] [stderr]    Compiling iter_tools v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 6.44s
[INFO] running `Command { std: "docker" "inspect" "c00fc7ce904299eb4e30a201195308a91503e28dc8af4536bafa26e0c6ba5686", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c00fc7ce904299eb4e30a201195308a91503e28dc8af4536bafa26e0c6ba5686", kill_on_drop: false }`
[INFO] [stdout] c00fc7ce904299eb4e30a201195308a91503e28dc8af4536bafa26e0c6ba5686
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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:eaef2f80f755933c374d2ae5edccceec0c1312ceb8a4e0b6404e8ab76561e1e5" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 87bb7eb59c3285e12d9bd2688b7f51e2b43f9bb6fecdadba4e54bd235d7a15d9
[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" "87bb7eb59c3285e12d9bd2688b7f51e2b43f9bb6fecdadba4e54bd235d7a15d9", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/iter_tools-9722e4ce4586fba3)
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests iter_tools
[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] [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" "87bb7eb59c3285e12d9bd2688b7f51e2b43f9bb6fecdadba4e54bd235d7a15d9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "87bb7eb59c3285e12d9bd2688b7f51e2b43f9bb6fecdadba4e54bd235d7a15d9", kill_on_drop: false }`
[INFO] [stdout] 87bb7eb59c3285e12d9bd2688b7f51e2b43f9bb6fecdadba4e54bd235d7a15d9