[INFO] fetching crate memur 0.1.2...
[INFO] testing memur-0.1.2 against 1.49.0 for beta-1.50-1
[INFO] extracting crate memur 0.1.2 into /workspace/builds/worker-2/source
[INFO] validating manifest of crates.io crate memur 0.1.2 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 memur 0.1.2
[INFO] finished tweaking crates.io crate memur 0.1.2
[INFO] tweaked toml for crates.io crate memur 0.1.2 written to /workspace/builds/worker-2/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-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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" "+1.49.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 2fef636131babfeafc298993979ed0b56b3cfd729d4aaac32f873fff6291254d
[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" "2fef636131babfeafc298993979ed0b56b3cfd729d4aaac32f873fff6291254d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "2fef636131babfeafc298993979ed0b56b3cfd729d4aaac32f873fff6291254d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2fef636131babfeafc298993979ed0b56b3cfd729d4aaac32f873fff6291254d", kill_on_drop: false }`
[INFO] [stdout] 2fef636131babfeafc298993979ed0b56b3cfd729d4aaac32f873fff6291254d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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" "+1.49.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 3163b4c9663c95c70fb797c1a9a212fa60c29bf353a8e198311733118b14d585
[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" "3163b4c9663c95c70fb797c1a9a212fa60c29bf353a8e198311733118b14d585", kill_on_drop: false }`
[INFO] [stderr]    Compiling memur v0.1.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.21s
[INFO] running `Command { std: "docker" "inspect" "3163b4c9663c95c70fb797c1a9a212fa60c29bf353a8e198311733118b14d585", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3163b4c9663c95c70fb797c1a9a212fa60c29bf353a8e198311733118b14d585", kill_on_drop: false }`
[INFO] [stdout] 3163b4c9663c95c70fb797c1a9a212fa60c29bf353a8e198311733118b14d585
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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" "+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] e8007ca23400a11810a09564b3eba94f0447b8b58f89e5f97a853cd97f63226d
[INFO] running `Command { std: "docker" "start" "-a" "e8007ca23400a11810a09564b3eba94f0447b8b58f89e5f97a853cd97f63226d", kill_on_drop: false }`
[INFO] [stderr]    Compiling memur v0.1.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 3.13s
[INFO] running `Command { std: "docker" "inspect" "e8007ca23400a11810a09564b3eba94f0447b8b58f89e5f97a853cd97f63226d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e8007ca23400a11810a09564b3eba94f0447b8b58f89e5f97a853cd97f63226d", kill_on_drop: false }`
[INFO] [stdout] e8007ca23400a11810a09564b3eba94f0447b8b58f89e5f97a853cd97f63226d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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" "+1.49.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] fef9542f95620b4fe9c1c222b3f3bf741e3bee0f5144b4ae3b78dbbe41b0aed6
[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" "fef9542f95620b4fe9c1c222b3f3bf741e3bee0f5144b4ae3b78dbbe41b0aed6", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/memur-9f77e0bda9b2980d
[INFO] [stdout] 
[INFO] [stdout] running 15 tests
[INFO] [stdout] test arena::arena_tests::value_can_not_be_used_when_arena_goes_out_of_scope ... ok
[INFO] [stdout] test array::array::has_items_when_iterating ... ok
[INFO] [stdout] test dropflag::dropflag ... ok
[INFO] [stdout] test droplist::tests::droplist_single ... ok
[INFO] [stdout] test arena::arena_tests::nested_objects_are_dropped_properly ... ok
[INFO] [stdout] test list::list_tests::simple_test ... ok
[INFO] [stdout] test list::list_tests::test_collect ... ok
[INFO] [stdout] test ustr::ustr_tests::test_str ... ok
[INFO] [stdout] test array::array::has_items_when_iterating_items_i16_but_not_when_arena_is_dead ... ok
[INFO] [stdout] test list::list_tests::many_items_test ... ok
[INFO] [stdout] test array::array::has_items_when_iterating_items_i8 ... ok
[INFO] [stdout] test array::array::test_collect ... ok
[INFO] [stdout] test array::array::has_items_when_iterating_items_i16 ... ok
[INFO] [stdout] test droplist::tests::droplist_chain ... ok
[INFO] [stdout] test ustr::ustr_tests::test_str_with_nul ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 15 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests memur
[INFO] [stdout] 
[INFO] [stdout] running 8 tests
[INFO] [stdout] test src/lib.rs - (line 182) ... ok
[INFO] [stdout] test src/lib.rs - (line 67) ... ok
[INFO] [stdout] test src/lib.rs - (line 101) ... ok
[INFO] [stdout] test src/lib.rs - (line 263) ... ok
[INFO] [stdout] test src/lib.rs - (line 226) ... ok
[INFO] [stdout] test src/lib.rs - (line 207) ... ok
[INFO] [stdout] test src/lib.rs - (line 289) ... ok
[INFO] [stdout] test src/lib.rs - (line 140) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 8 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "fef9542f95620b4fe9c1c222b3f3bf741e3bee0f5144b4ae3b78dbbe41b0aed6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fef9542f95620b4fe9c1c222b3f3bf741e3bee0f5144b4ae3b78dbbe41b0aed6", kill_on_drop: false }`
[INFO] [stdout] fef9542f95620b4fe9c1c222b3f3bf741e3bee0f5144b4ae3b78dbbe41b0aed6