[INFO] fetching crate sorted-iter 0.1.7...
[INFO] testing sorted-iter-0.1.7 against 1.55.0 for beta-1.56-1
[INFO] extracting crate sorted-iter 0.1.7 into /workspace/builds/worker-8/source
[INFO] validating manifest of crates.io crate sorted-iter 0.1.7 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 sorted-iter 0.1.7
[INFO] finished tweaking crates.io crate sorted-iter 0.1.7
[INFO] tweaked toml for crates.io crate sorted-iter 0.1.7 written to /workspace/builds/worker-8/source/Cargo.toml
[INFO] crate crates.io crate sorted-iter 0.1.7 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded quickcheck_macros v0.8.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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] 5206b3e27894eca589613903dad06908d3da6276b9ad85ea1f90b711813284ca
[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" "5206b3e27894eca589613903dad06908d3da6276b9ad85ea1f90b711813284ca", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "5206b3e27894eca589613903dad06908d3da6276b9ad85ea1f90b711813284ca", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5206b3e27894eca589613903dad06908d3da6276b9ad85ea1f90b711813284ca", kill_on_drop: false }`
[INFO] [stdout] 5206b3e27894eca589613903dad06908d3da6276b9ad85ea1f90b711813284ca
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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] 2409f510b0c7b599afec24a59af45acea2d473d73951f6e9c6dd61425db8d590
[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" "2409f510b0c7b599afec24a59af45acea2d473d73951f6e9c6dd61425db8d590", kill_on_drop: false }`
[INFO] [stderr]    Compiling sorted-iter v0.1.7 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.43s
[INFO] running `Command { std: "docker" "inspect" "2409f510b0c7b599afec24a59af45acea2d473d73951f6e9c6dd61425db8d590", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2409f510b0c7b599afec24a59af45acea2d473d73951f6e9c6dd61425db8d590", kill_on_drop: false }`
[INFO] [stdout] 2409f510b0c7b599afec24a59af45acea2d473d73951f6e9c6dd61425db8d590
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 3c0b7d96182c629a9d62048e656a0747034964a8cb091366657d8e00c70dd64e
[INFO] running `Command { std: "docker" "start" "-a" "3c0b7d96182c629a9d62048e656a0747034964a8cb091366657d8e00c70dd64e", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.76
[INFO] [stderr]    Compiling regex-syntax v0.6.18
[INFO] [stderr]    Compiling syn v0.15.44
[INFO] [stderr]    Compiling ppv-lite86 v0.2.9
[INFO] [stderr]    Compiling aho-corasick v0.7.13
[INFO] [stderr]    Compiling getrandom v0.1.14
[INFO] [stderr]    Compiling rand_core v0.5.1
[INFO] [stderr]    Compiling rand_chacha v0.2.2
[INFO] [stderr]    Compiling rand v0.7.3
[INFO] [stderr]    Compiling regex v1.3.9
[INFO] [stderr]    Compiling env_logger v0.7.1
[INFO] [stderr]    Compiling quickcheck v0.9.2
[INFO] [stderr]    Compiling quickcheck_macros v0.8.0
[INFO] [stderr]    Compiling sorted-iter v0.1.7 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 19.44s
[INFO] running `Command { std: "docker" "inspect" "3c0b7d96182c629a9d62048e656a0747034964a8cb091366657d8e00c70dd64e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3c0b7d96182c629a9d62048e656a0747034964a8cb091366657d8e00c70dd64e", kill_on_drop: false }`
[INFO] [stdout] 3c0b7d96182c629a9d62048e656a0747034964a8cb091366657d8e00c70dd64e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] b7f2e180cf611768c3172d3416261cb19046679b4e61861452a7a259a9492f47
[INFO] running `Command { std: "docker" "start" "-a" "b7f2e180cf611768c3172d3416261cb19046679b4e61861452a7a259a9492f47", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/sorted_iter-20ce4fd753b87130)
[INFO] [stdout] 
[INFO] [stdout] running 13 tests
[INFO] [stdout] test sorted_iterator::tests::instances ... ok
[INFO] [stdout] test sorted_pair_iterator::tests::instances ... ok
[INFO] [stdout] test sorted_iterator::tests::intersection ... ok
[INFO] [stdout] test sorted_pair_iterator::tests::filter_map_values ... ok
[INFO] [stdout] test sorted_iterator::tests::symmetric_difference ... ok
[INFO] [stdout] test sorted_pair_iterator::tests::join ... ok
[INFO] [stdout] test sorted_iterator::tests::difference ... ok
[INFO] [stdout] test sorted_pair_iterator::tests::map_values ... ok
[INFO] [stdout] test sorted_pair_iterator::tests::outer_join ... ok
[INFO] [stdout] test sorted_pair_iterator::tests::right_join ... ok
[INFO] [stdout] test sorted_iterator::tests::union ... ok
[INFO] [stdout] test sorted_pair_iterator::tests::left_join ... ok
[INFO] [stderr]    Doc-tests sorted-iter
[INFO] [stdout] test sorted_iterator::tests::multi_union ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 13 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 1.56s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 8 tests
[INFO] [stdout] test src/lib.rs - (line 74) - compile fail ... ok
[INFO] [stdout] test src/lib.rs - (line 64) ... ok
[INFO] [stdout] test src/lib.rs - (line 124) ... ok
[INFO] [stdout] test src/lib.rs - (line 109) ... ok
[INFO] [stdout] test src/lib.rs - (line 91) ... ok
[INFO] [stdout] test src/lib.rs - (line 5) ... ok
[INFO] [stdout] test src/lib.rs - (line 30) ... ok
[INFO] [stdout] test src/lib.rs - multiway_union (line 222) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 8 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 1.16s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "b7f2e180cf611768c3172d3416261cb19046679b4e61861452a7a259a9492f47", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b7f2e180cf611768c3172d3416261cb19046679b4e61861452a7a259a9492f47", kill_on_drop: false }`
[INFO] [stdout] b7f2e180cf611768c3172d3416261cb19046679b4e61861452a7a259a9492f47