[INFO] fetching crate nth-cons-list 0.1.0...
[INFO] testing nth-cons-list-0.1.0 against try#ecabaf78506b7a4668d42dc20268c086b93f0fad for pr-87041
[INFO] extracting crate nth-cons-list 0.1.0 into /workspace/builds/worker-6/source
[INFO] validating manifest of crates.io crate nth-cons-list 0.1.0 on toolchain ecabaf78506b7a4668d42dc20268c086b93f0fad
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate nth-cons-list 0.1.0
[INFO] finished tweaking crates.io crate nth-cons-list 0.1.0
[INFO] tweaked toml for crates.io crate nth-cons-list 0.1.0 written to /workspace/builds/worker-6/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "fetch" "--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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "metadata" "--no-deps" "--format-version=1", 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] ebf955fafbbd42d6a031ada45c7db7b3bca0967cb7e00884fa0b1111025c47d3
[INFO] running `Command { std: "docker" "start" "-a" "ebf955fafbbd42d6a031ada45c7db7b3bca0967cb7e00884fa0b1111025c47d3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "ebf955fafbbd42d6a031ada45c7db7b3bca0967cb7e00884fa0b1111025c47d3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ebf955fafbbd42d6a031ada45c7db7b3bca0967cb7e00884fa0b1111025c47d3", kill_on_drop: false }`
[INFO] [stdout] ebf955fafbbd42d6a031ada45c7db7b3bca0967cb7e00884fa0b1111025c47d3
[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=forbid" "-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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "build" "--frozen" "--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] 45d0e5313ee6abea61d41a0dbe2e96da5a480650f93edc04f9b453dc88da1fd1
[INFO] running `Command { std: "docker" "start" "-a" "45d0e5313ee6abea61d41a0dbe2e96da5a480650f93edc04f9b453dc88da1fd1", kill_on_drop: false }`
[INFO] [stderr]    Compiling nth-cons-list v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.46s
[INFO] running `Command { std: "docker" "inspect" "45d0e5313ee6abea61d41a0dbe2e96da5a480650f93edc04f9b453dc88da1fd1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "45d0e5313ee6abea61d41a0dbe2e96da5a480650f93edc04f9b453dc88da1fd1", kill_on_drop: false }`
[INFO] [stdout] 45d0e5313ee6abea61d41a0dbe2e96da5a480650f93edc04f9b453dc88da1fd1
[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=forbid" "-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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "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] f5f3a93e98598ba9fd5885d198599f4bc3070e52690fb7d072feda45a5b2239c
[INFO] running `Command { std: "docker" "start" "-a" "f5f3a93e98598ba9fd5885d198599f4bc3070e52690fb7d072feda45a5b2239c", kill_on_drop: false }`
[INFO] [stderr]    Compiling nth-cons-list v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.18s
[INFO] running `Command { std: "docker" "inspect" "f5f3a93e98598ba9fd5885d198599f4bc3070e52690fb7d072feda45a5b2239c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f5f3a93e98598ba9fd5885d198599f4bc3070e52690fb7d072feda45a5b2239c", kill_on_drop: false }`
[INFO] [stdout] f5f3a93e98598ba9fd5885d198599f4bc3070e52690fb7d072feda45a5b2239c
[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=forbid" "-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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] e586180210f145e089b52c36ff577e10589456cc5af6fc3f994f93656b486428
[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" "e586180210f145e089b52c36ff577e10589456cc5af6fc3f994f93656b486428", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/nth_cons_list-7592a48fa1d34476)
[INFO] [stdout] 
[INFO] [stdout] running 11 tests
[INFO] [stdout] test tests::test_cons ... ok
[INFO] [stdout] test tests::test_cmp ... ok
[INFO] [stdout] test tests::test_default ... ok
[INFO] [stdout] test tests::test_eq ... ok
[INFO] [stdout] test tests::test_to_from_iterator ... ok
[INFO] [stdout] test tests::test_fmt ... ok
[INFO] [stdout] test tests::test_reverse ... ok
[INFO] [stdout] test tests::test_nil ... ok
[INFO] [stdout] test tests::test_partial_cmp ... ok
[INFO] [stderr]    Doc-tests nth-cons-list
[INFO] [stdout] test tests::test_nil_panic_head - should panic ... ok
[INFO] [stdout] test tests::test_nil_panic_tail - should panic ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 11 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.02s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test src/lib.rs - List (line 27) ... ok
[INFO] [stdout] test src/lib.rs - List (line 18) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.75s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "e586180210f145e089b52c36ff577e10589456cc5af6fc3f994f93656b486428", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e586180210f145e089b52c36ff577e10589456cc5af6fc3f994f93656b486428", kill_on_drop: false }`
[INFO] [stdout] e586180210f145e089b52c36ff577e10589456cc5af6fc3f994f93656b486428