[INFO] fetching crate gcollections 1.4.0...
[INFO] testing gcollections-1.4.0 against 1.49.0 for beta-1.50-1
[INFO] extracting crate gcollections 1.4.0 into /workspace/builds/worker-5/source
[INFO] validating manifest of crates.io crate gcollections 1.4.0 on toolchain 1.49.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.49.0" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate gcollections 1.4.0
[INFO] finished tweaking crates.io crate gcollections 1.4.0
[INFO] tweaked toml for crates.io crate gcollections 1.4.0 written to /workspace/builds/worker-5/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.49.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.49.0" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] acab58ffb02874923fed2c23f1a9b0d459e55fc0911eab222b630b0c0fd4bd28
[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" "acab58ffb02874923fed2c23f1a9b0d459e55fc0911eab222b630b0c0fd4bd28", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "acab58ffb02874923fed2c23f1a9b0d459e55fc0911eab222b630b0c0fd4bd28", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "acab58ffb02874923fed2c23f1a9b0d459e55fc0911eab222b630b0c0fd4bd28", kill_on_drop: false }`
[INFO] [stdout] acab58ffb02874923fed2c23f1a9b0d459e55fc0911eab222b630b0c0fd4bd28
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 7f28b553d9884babfc0959b9e6fb293486bff8bbec6401c01eb3a22cdde1de5c
[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" "7f28b553d9884babfc0959b9e6fb293486bff8bbec6401c01eb3a22cdde1de5c", kill_on_drop: false }`
[INFO] [stderr]    Compiling rustc-serialize v0.3.24
[INFO] [stderr]    Compiling bit-vec v0.6.3
[INFO] [stderr]    Compiling trilean v1.0.1
[INFO] [stderr]    Compiling num-integer v0.1.44
[INFO] [stderr]    Compiling bit-set v0.2.0
[INFO] [stderr]    Compiling num-iter v0.1.42
[INFO] [stderr]    Compiling num-bigint v0.1.44
[INFO] [stderr]    Compiling num-complex v0.1.43
[INFO] [stderr]    Compiling num-rational v0.1.42
[INFO] [stderr]    Compiling num v0.1.42
[INFO] [stderr]    Compiling gcollections v1.4.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 12.41s
[INFO] running `Command { std: "docker" "inspect" "7f28b553d9884babfc0959b9e6fb293486bff8bbec6401c01eb3a22cdde1de5c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7f28b553d9884babfc0959b9e6fb293486bff8bbec6401c01eb3a22cdde1de5c", kill_on_drop: false }`
[INFO] [stdout] 7f28b553d9884babfc0959b9e6fb293486bff8bbec6401c01eb3a22cdde1de5c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "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] 1aa4613d2e80b687351ef3884775652f784a012b5897c090fce887ef12a4786c
[INFO] running `Command { std: "docker" "start" "-a" "1aa4613d2e80b687351ef3884775652f784a012b5897c090fce887ef12a4786c", kill_on_drop: false }`
[INFO] [stderr]    Compiling gcollections v1.4.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 2.15s
[INFO] running `Command { std: "docker" "inspect" "1aa4613d2e80b687351ef3884775652f784a012b5897c090fce887ef12a4786c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1aa4613d2e80b687351ef3884775652f784a012b5897c090fce887ef12a4786c", kill_on_drop: false }`
[INFO] [stdout] 1aa4613d2e80b687351ef3884775652f784a012b5897c090fce887ef12a4786c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 5a2f6906ed0bfb066a73e1bb16eeab61eea8e56a5d5e7e7ea63edd7780b6021d
[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" "5a2f6906ed0bfb066a73e1bb16eeab61eea8e56a5d5e7e7ea63edd7780b6021d", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/gcollections-f82fb8bd3639f239
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests gcollections
[INFO] [stdout] running 12 tests
[INFO] [stdout] test wrappers::optional::tests::cardinality_test ... ok
[INFO] [stdout] test wrappers::optional::tests::constructors_test ... ok
[INFO] [stdout] test wrappers::optional::tests::contains_test ... ok
[INFO] [stdout] test wrappers::optional::tests::difference_test ... ok
[INFO] [stdout] test wrappers::optional::tests::difference_value_test ... ok
[INFO] [stdout] test wrappers::optional::tests::intersection_test ... ok
[INFO] [stdout] test wrappers::optional::tests::intersection_value_test ... ok
[INFO] [stdout] test wrappers::optional::tests::is_disjoint_and_overlap_test ... ok
[INFO] [stdout] test wrappers::optional::tests::proper_subset_test ... ok
[INFO] [stdout] test wrappers::optional::tests::subset_test ... ok
[INFO] [stdout] test wrappers::primitives::tests::simple_tests ... ok
[INFO] [stdout] test wrappers::optional::tests::arithmetics_tests ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 12 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test src/libgcollections/kind.rs - kind (line 36) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "5a2f6906ed0bfb066a73e1bb16eeab61eea8e56a5d5e7e7ea63edd7780b6021d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5a2f6906ed0bfb066a73e1bb16eeab61eea8e56a5d5e7e7ea63edd7780b6021d", kill_on_drop: false }`
[INFO] [stdout] 5a2f6906ed0bfb066a73e1bb16eeab61eea8e56a5d5e7e7ea63edd7780b6021d