[INFO] fetching crate merging-iterator 1.3.0... [INFO] testing merging-iterator-1.3.0 against beta-2021-01-01 for beta-1.50-1 [INFO] extracting crate merging-iterator 1.3.0 into /workspace/builds/worker-1/source [INFO] validating manifest of crates.io crate merging-iterator 1.3.0 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 merging-iterator 1.3.0 [INFO] finished tweaking crates.io crate merging-iterator 1.3.0 [INFO] tweaked toml for crates.io crate merging-iterator 1.3.0 written to /workspace/builds/worker-1/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] [stderr] Downloading crates ... [INFO] [stderr] Downloaded proptest v0.9.6 [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" "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] fb82aba1dc742b06abadbe21a301d6581b2df1d88b14d70e399f2e0dfef9cab4 [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" "fb82aba1dc742b06abadbe21a301d6581b2df1d88b14d70e399f2e0dfef9cab4", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "fb82aba1dc742b06abadbe21a301d6581b2df1d88b14d70e399f2e0dfef9cab4", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "fb82aba1dc742b06abadbe21a301d6581b2df1d88b14d70e399f2e0dfef9cab4", kill_on_drop: false }` [INFO] [stdout] fb82aba1dc742b06abadbe21a301d6581b2df1d88b14d70e399f2e0dfef9cab4 [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" "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] e4a4f9a8b40c7c9181ad934cbecf662406442389c1b7d3a7fcc7fd33914798b0 [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" "e4a4f9a8b40c7c9181ad934cbecf662406442389c1b7d3a7fcc7fd33914798b0", kill_on_drop: false }` [INFO] [stderr] Compiling merging-iterator v1.3.0 (/opt/rustwide/workdir) [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 0.89s [INFO] running `Command { std: "docker" "inspect" "e4a4f9a8b40c7c9181ad934cbecf662406442389c1b7d3a7fcc7fd33914798b0", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "e4a4f9a8b40c7c9181ad934cbecf662406442389c1b7d3a7fcc7fd33914798b0", kill_on_drop: false }` [INFO] [stdout] e4a4f9a8b40c7c9181ad934cbecf662406442389c1b7d3a7fcc7fd33914798b0 [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" "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] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] [stdout] c886957f46cfcb9be10164f0eea3937f517873aeba2a2e1027fb256242278119 [INFO] running `Command { std: "docker" "start" "-a" "c886957f46cfcb9be10164f0eea3937f517873aeba2a2e1027fb256242278119", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Compiling byteorder v1.3.4 [INFO] [stderr] Compiling remove_dir_all v0.5.3 [INFO] [stderr] Compiling bit-vec v0.6.3 [INFO] [stderr] Compiling regex-syntax v0.6.21 [INFO] [stderr] Compiling rand v0.6.5 [INFO] [stderr] Compiling num-traits v0.2.14 [INFO] [stderr] Compiling rand_os v0.1.3 [INFO] [stderr] Compiling wait-timeout v0.2.0 [INFO] [stderr] Compiling tempfile v3.1.0 [INFO] [stderr] Compiling bit-set v0.5.2 [INFO] [stderr] Compiling rusty-fork v0.2.2 [INFO] [stderr] Compiling proptest v0.9.6 [INFO] [stderr] Compiling merging-iterator v1.3.0 (/opt/rustwide/workdir) [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 37.84s [INFO] running `Command { std: "docker" "inspect" "c886957f46cfcb9be10164f0eea3937f517873aeba2a2e1027fb256242278119", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "c886957f46cfcb9be10164f0eea3937f517873aeba2a2e1027fb256242278119", kill_on_drop: false }` [INFO] [stdout] c886957f46cfcb9be10164f0eea3937f517873aeba2a2e1027fb256242278119 [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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-01-01" "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] 1576483f5f53c8da9dc3d097cccf6f5c361cc4324bcfa08c27ff79d69db09b6d [INFO] running `Command { std: "docker" "start" "-a" "1576483f5f53c8da9dc3d097cccf6f5c361cc4324bcfa08c27ff79d69db09b6d", kill_on_drop: false }` [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.09s [INFO] [stderr] Running /opt/rustwide/target/debug/deps/merging_iterator-7ee64e4d53da4853 [INFO] [stdout] [INFO] [stdout] running 5 tests [INFO] [stdout] test tests::test_merge_sorted_iterators ... ok [INFO] [stdout] test tests::test_merge_unord ... ok [INFO] [stdout] test tests::test_multiple_iterators ... ok [INFO] [stdout] test tests::test_is_sorted_property ... ok [INFO] [stderr] Doc-tests merging-iterator [INFO] [stdout] test tests::test_is_sorted_property_for_multiple_iterators ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 5 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.20s [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] running 2 tests [INFO] [stdout] test src/lib.rs - MergeIter::with_custom_ordering (line 79) ... ok [INFO] [stdout] test src/lib.rs - MergeIter::new (line 47) ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 1.09s [INFO] [stdout] [INFO] running `Command { std: "docker" "inspect" "1576483f5f53c8da9dc3d097cccf6f5c361cc4324bcfa08c27ff79d69db09b6d", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "1576483f5f53c8da9dc3d097cccf6f5c361cc4324bcfa08c27ff79d69db09b6d", kill_on_drop: false }` [INFO] [stdout] 1576483f5f53c8da9dc3d097cccf6f5c361cc4324bcfa08c27ff79d69db09b6d