[INFO] fetching crate exotic-iter 0.1.2...
[INFO] testing exotic-iter-0.1.2 against beta-2021-01-01 for beta-1.50-1
[INFO] extracting crate exotic-iter 0.1.2 into /workspace/builds/worker-6/source
[INFO] validating manifest of crates.io crate exotic-iter 0.1.2 on toolchain beta-2021-01-01
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-01-01" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate exotic-iter 0.1.2
[INFO] finished tweaking crates.io crate exotic-iter 0.1.2
[INFO] tweaked toml for crates.io crate exotic-iter 0.1.2 written to /workspace/builds/worker-6/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-01-01" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-01-01" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-01-01" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] c7972f375f7e281bad1855b11385ad825187e424693e800503513f47b8fd9cdc
[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" "c7972f375f7e281bad1855b11385ad825187e424693e800503513f47b8fd9cdc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "c7972f375f7e281bad1855b11385ad825187e424693e800503513f47b8fd9cdc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c7972f375f7e281bad1855b11385ad825187e424693e800503513f47b8fd9cdc", kill_on_drop: false }`
[INFO] [stdout] c7972f375f7e281bad1855b11385ad825187e424693e800503513f47b8fd9cdc
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-01-01" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] a9c9d44b9c676fd7600aab3c1b887bf4abe103937fb38c50cb3bbd3aec66e67a
[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" "a9c9d44b9c676fd7600aab3c1b887bf4abe103937fb38c50cb3bbd3aec66e67a", kill_on_drop: false }`
[INFO] [stderr]    Compiling exotic-iter v0.1.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.74s
[INFO] running `Command { std: "docker" "inspect" "a9c9d44b9c676fd7600aab3c1b887bf4abe103937fb38c50cb3bbd3aec66e67a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a9c9d44b9c676fd7600aab3c1b887bf4abe103937fb38c50cb3bbd3aec66e67a", kill_on_drop: false }`
[INFO] [stdout] a9c9d44b9c676fd7600aab3c1b887bf4abe103937fb38c50cb3bbd3aec66e67a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-01-01" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 336c572e0f6ad2911b8262a78b4fb65280d9433b85f098ffda4d9194987cdacc
[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" "336c572e0f6ad2911b8262a78b4fb65280d9433b85f098ffda4d9194987cdacc", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling exotic-iter v0.1.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.42s
[INFO] running `Command { std: "docker" "inspect" "336c572e0f6ad2911b8262a78b4fb65280d9433b85f098ffda4d9194987cdacc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "336c572e0f6ad2911b8262a78b4fb65280d9433b85f098ffda4d9194987cdacc", kill_on_drop: false }`
[INFO] [stdout] 336c572e0f6ad2911b8262a78b4fb65280d9433b85f098ffda4d9194987cdacc
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-01-01" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 2887227e774d29c649c5b4be014609f4eb70ba9e6e1530473cc1175287848328
[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" "2887227e774d29c649c5b4be014609f4eb70ba9e6e1530473cc1175287848328", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/exotic_iter-851a6ca44ff8bbbc
[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] [stderr]    Doc-tests exotic-iter
[INFO] [stdout] 
[INFO] [stdout] running 7 tests
[INFO] [stdout] test src/lib.rs - ExoticIteratorExt::at_most (line 22) ... ok
[INFO] [stdout] test src/lib.rs - ExoticIteratorExt::alternate (line 91) ... ok
[INFO] [stdout] test src/lib.rs - ExoticIteratorExt::exactly_n (line 34) ... ok
[INFO] [stdout] test src/lib.rs - ExoticIteratorExt::exactly_m_n (line 49) ... ok
[INFO] [stdout] test src/lib.rs - ExoticIteratorExt::at_least (line 10) ... ok
[INFO] [stdout] test src/lib.rs - ExoticIteratorExt::all_or_none (line 64) ... ok
[INFO] [stdout] test src/lib.rs - ExoticIteratorExt::perfectly_balanced (line 78) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 7 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 2.28s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "2887227e774d29c649c5b4be014609f4eb70ba9e6e1530473cc1175287848328", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2887227e774d29c649c5b4be014609f4eb70ba9e6e1530473cc1175287848328", kill_on_drop: false }`
[INFO] [stdout] 2887227e774d29c649c5b4be014609f4eb70ba9e6e1530473cc1175287848328