[INFO] fetching crate ena 0.14.0...
[INFO] testing ena-0.14.0 against try#eafdee2dfae8c2233b74f98b123308be7ccefcc6 for pr-79296
[INFO] extracting crate ena 0.14.0 into /workspace/builds/worker-2/source
[INFO] validating manifest of crates.io crate ena 0.14.0 on toolchain eafdee2dfae8c2233b74f98b123308be7ccefcc6
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+eafdee2dfae8c2233b74f98b123308be7ccefcc6" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate ena 0.14.0
[INFO] finished tweaking crates.io crate ena 0.14.0
[INFO] tweaked toml for crates.io crate ena 0.14.0 written to /workspace/builds/worker-2/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+eafdee2dfae8c2233b74f98b123308be7ccefcc6" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+eafdee2dfae8c2233b74f98b123308be7ccefcc6" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded dogged v0.2.0
[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@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+eafdee2dfae8c2233b74f98b123308be7ccefcc6" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] dc57f788433036721081769772acdbaa3d0f50c3d2a0be5d2060e68027ce48b4
[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" "dc57f788433036721081769772acdbaa3d0f50c3d2a0be5d2060e68027ce48b4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "dc57f788433036721081769772acdbaa3d0f50c3d2a0be5d2060e68027ce48b4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "dc57f788433036721081769772acdbaa3d0f50c3d2a0be5d2060e68027ce48b4", kill_on_drop: false }`
[INFO] [stdout] dc57f788433036721081769772acdbaa3d0f50c3d2a0be5d2060e68027ce48b4
[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=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" "rustops/crates-build-env@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+eafdee2dfae8c2233b74f98b123308be7ccefcc6" "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] 5936f5290d45d4f6a6b76c8d982c99c6dcb7165732d3dd54abac1d40a813df13
[INFO] running `Command { std: "docker" "start" "-a" "5936f5290d45d4f6a6b76c8d982c99c6dcb7165732d3dd54abac1d40a813df13", kill_on_drop: false }`
[INFO] [stderr]    Compiling ena v0.14.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.43s
[INFO] running `Command { std: "docker" "inspect" "5936f5290d45d4f6a6b76c8d982c99c6dcb7165732d3dd54abac1d40a813df13", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5936f5290d45d4f6a6b76c8d982c99c6dcb7165732d3dd54abac1d40a813df13", kill_on_drop: false }`
[INFO] [stdout] 5936f5290d45d4f6a6b76c8d982c99c6dcb7165732d3dd54abac1d40a813df13
[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=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" "rustops/crates-build-env@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+eafdee2dfae8c2233b74f98b123308be7ccefcc6" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 62def39cc50227bc5774c8de6700d14dbe48ca45f2ac8862cbce9f4b7b73f5d6
[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" "62def39cc50227bc5774c8de6700d14dbe48ca45f2ac8862cbce9f4b7b73f5d6", kill_on_drop: false }`
[INFO] [stderr]    Compiling ena v0.14.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.46s
[INFO] running `Command { std: "docker" "inspect" "62def39cc50227bc5774c8de6700d14dbe48ca45f2ac8862cbce9f4b7b73f5d6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "62def39cc50227bc5774c8de6700d14dbe48ca45f2ac8862cbce9f4b7b73f5d6", kill_on_drop: false }`
[INFO] [stdout] 62def39cc50227bc5774c8de6700d14dbe48ca45f2ac8862cbce9f4b7b73f5d6
[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=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" "rustops/crates-build-env@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+eafdee2dfae8c2233b74f98b123308be7ccefcc6" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] cb295442d7e91c8f5252fb65c8ba1d8b5c293d5b122473726a947b6e1109f007
[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" "cb295442d7e91c8f5252fb65c8ba1d8b5c293d5b122473726a947b6e1109f007", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/ena-e42adf531dc2b01b
[INFO] [stdout] 
[INFO] [stdout] running 16 tests
[INFO] [stdout] test snapshot_vec::basic ... ok
[INFO] [stdout] test unify::tests::clone_table ... ok
[INFO] [stdout] test unify::tests::unify_root_value_1 ... ok
[INFO] [stdout] test unify::tests::unify_root_value_2 ... ok
[INFO] [stdout] test unify::tests::unify_vars_then_int_indirect ... ok
[INFO] [stdout] test unify::tests::unify_vars_different_ints_2 ... ok
[INFO] [stdout] test unify::tests::unify_vars_different_ints_1 ... ok
[INFO] [stdout] test unify::tests::unify_distinct_ints_then_vars ... ok
[INFO] [stdout] test unify::tests::ordered_key_k1 ... ok
[INFO] [stdout] test unify::tests::ordered_key ... ok
[INFO] [stdout] test snapshot_vec::nested_commit_then_rollback ... ok
[INFO] [stdout] test unify::tests::unify_same_int_twice ... ok
[INFO] [stdout] test unify::tests::even_odd ... ok
[INFO] [stdout] test unify::tests::basic ... ok
[INFO] [stdout] test snapshot_vec::out_of_order ... ok
[INFO] [stdout] test unify::tests::big_array ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 16 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test external_undo_log ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/external_undo_log-47345c967bec2cfe
[INFO] [stderr]    Doc-tests ena
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "cb295442d7e91c8f5252fb65c8ba1d8b5c293d5b122473726a947b6e1109f007", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cb295442d7e91c8f5252fb65c8ba1d8b5c293d5b122473726a947b6e1109f007", kill_on_drop: false }`
[INFO] [stdout] cb295442d7e91c8f5252fb65c8ba1d8b5c293d5b122473726a947b6e1109f007