[INFO] fetching crate nstack 0.6.2...
[INFO] testing nstack-0.6.2 against master#5d5ff84130da0d74c6ece368dbe821d8f83fa526 for pr-79296
[INFO] extracting crate nstack 0.6.2 into /workspace/builds/worker-8/source
[INFO] validating manifest of crates.io crate nstack 0.6.2 on toolchain 5d5ff84130da0d74c6ece368dbe821d8f83fa526
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+5d5ff84130da0d74c6ece368dbe821d8f83fa526" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate nstack 0.6.2
[INFO] finished tweaking crates.io crate nstack 0.6.2
[INFO] tweaked toml for crates.io crate nstack 0.6.2 written to /workspace/builds/worker-8/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+5d5ff84130da0d74c6ece368dbe821d8f83fa526" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+5d5ff84130da0d74c6ece368dbe821d8f83fa526" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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" "+5d5ff84130da0d74c6ece368dbe821d8f83fa526" "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] 8a573b4c89616a138136332bff9085874cd51807dde70457b666377c8d10bbdc
[INFO] running `Command { std: "docker" "start" "-a" "8a573b4c89616a138136332bff9085874cd51807dde70457b666377c8d10bbdc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "8a573b4c89616a138136332bff9085874cd51807dde70457b666377c8d10bbdc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8a573b4c89616a138136332bff9085874cd51807dde70457b666377c8d10bbdc", kill_on_drop: false }`
[INFO] [stdout] 8a573b4c89616a138136332bff9085874cd51807dde70457b666377c8d10bbdc
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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" "+5d5ff84130da0d74c6ece368dbe821d8f83fa526" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] e1edcebea9ae75bb3cc0690477c672d6a43b0ee774470945697a3563b8aa4d6f
[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" "e1edcebea9ae75bb3cc0690477c672d6a43b0ee774470945697a3563b8aa4d6f", kill_on_drop: false }`
[INFO] [stderr]    Compiling arrayvec v0.4.12
[INFO] [stderr]    Compiling constant_time_eq v0.1.5
[INFO] [stderr]    Compiling arrayvec v0.5.2
[INFO] [stderr]    Compiling const-arrayvec v0.2.1
[INFO] [stderr]    Compiling derive_arbitrary v0.3.3
[INFO] [stderr]    Compiling blake2b_simd v0.3.1
[INFO] [stderr]    Compiling arbitrary v0.3.3
[INFO] [stderr]    Compiling canonical v0.4.2
[INFO] [stderr]    Compiling canonical_derive v0.4.1
[INFO] [stderr]    Compiling microkelvin v0.5.3
[INFO] [stderr]    Compiling nstack v0.6.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 16.28s
[INFO] running `Command { std: "docker" "inspect" "e1edcebea9ae75bb3cc0690477c672d6a43b0ee774470945697a3563b8aa4d6f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e1edcebea9ae75bb3cc0690477c672d6a43b0ee774470945697a3563b8aa4d6f", kill_on_drop: false }`
[INFO] [stdout] e1edcebea9ae75bb3cc0690477c672d6a43b0ee774470945697a3563b8aa4d6f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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" "+5d5ff84130da0d74c6ece368dbe821d8f83fa526" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] e1aaddfb53e9b7ba2f4ee74b4fd0b7f8dc8b06da1d0398d7ff8ebf55ea9a3b64
[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" "e1aaddfb53e9b7ba2f4ee74b4fd0b7f8dc8b06da1d0398d7ff8ebf55ea9a3b64", kill_on_drop: false }`
[INFO] [stderr]    Compiling parity-wasm v0.41.0
[INFO] [stderr]    Compiling memory_units v0.3.0
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]    Compiling num-integer v0.1.44
[INFO] [stderr]    Compiling num-bigint v0.2.6
[INFO] [stderr]    Compiling num-rational v0.2.4
[INFO] [stderr]    Compiling parking_lot_core v0.8.0
[INFO] [stderr]    Compiling parking_lot v0.11.1
[INFO] [stderr]    Compiling wasmi-validation v0.3.0
[INFO] [stderr]    Compiling wasmi v0.6.2
[INFO] [stderr]    Compiling canonical_host v0.4.2
[INFO] [stderr]    Compiling nstack v0.6.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 21.73s
[INFO] running `Command { std: "docker" "inspect" "e1aaddfb53e9b7ba2f4ee74b4fd0b7f8dc8b06da1d0398d7ff8ebf55ea9a3b64", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e1aaddfb53e9b7ba2f4ee74b4fd0b7f8dc8b06da1d0398d7ff8ebf55ea9a3b64", kill_on_drop: false }`
[INFO] [stdout] e1aaddfb53e9b7ba2f4ee74b4fd0b7f8dc8b06da1d0398d7ff8ebf55ea9a3b64
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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" "+5d5ff84130da0d74c6ece368dbe821d8f83fa526" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] c82fa171fde0ecec978fcb56a374903f26308a9f9acb4f625deae98294451c43
[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" "c82fa171fde0ecec978fcb56a374903f26308a9f9acb4f625deae98294451c43", kill_on_drop: false }`
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.08s
[INFO] [stdout] running 7 tests
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/nstack-156834fbe98cfc71
[INFO] [stdout] test tests::double ... ok
[INFO] [stdout] test tests::push_pop ... ok
[INFO] [stdout] test tests::branch_lengths ... ok
[INFO] [stdout] test tests::multiple ... ok
[INFO] [stdout] test tests::trivial ... ok
[INFO] [stdout] test tests::nth ... ok
[INFO] [stderr]    Doc-tests nstack
[INFO] [stdout] test tests::nth_mut ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 7 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[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" "c82fa171fde0ecec978fcb56a374903f26308a9f9acb4f625deae98294451c43", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c82fa171fde0ecec978fcb56a374903f26308a9f9acb4f625deae98294451c43", kill_on_drop: false }`
[INFO] [stdout] c82fa171fde0ecec978fcb56a374903f26308a9f9acb4f625deae98294451c43