[INFO] fetching crate stack_dst 0.6.0...
[INFO] testing stack_dst-0.6.0 against 1.49.0 for beta-1.50-1
[INFO] extracting crate stack_dst 0.6.0 into /workspace/builds/worker-2/source
[INFO] validating manifest of crates.io crate stack_dst 0.6.0 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 stack_dst 0.6.0
[INFO] finished tweaking crates.io crate stack_dst 0.6.0
[INFO] tweaked toml for crates.io crate stack_dst 0.6.0 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] d007e0d7c00d0d4affcb8bcf18b9bc6f8642673b98950dd6867838729141540d
[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" "d007e0d7c00d0d4affcb8bcf18b9bc6f8642673b98950dd6867838729141540d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "d007e0d7c00d0d4affcb8bcf18b9bc6f8642673b98950dd6867838729141540d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d007e0d7c00d0d4affcb8bcf18b9bc6f8642673b98950dd6867838729141540d", kill_on_drop: false }`
[INFO] [stdout] d007e0d7c00d0d4affcb8bcf18b9bc6f8642673b98950dd6867838729141540d
[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] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 4229ce899f8f788600f3be9ca5314b8dec5f1c3f82744bb160ddb73f1168e571
[INFO] running `Command { std: "docker" "start" "-a" "4229ce899f8f788600f3be9ca5314b8dec5f1c3f82744bb160ddb73f1168e571", kill_on_drop: false }`
[INFO] [stderr]    Compiling stack_dst v0.6.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.42s
[INFO] running `Command { std: "docker" "inspect" "4229ce899f8f788600f3be9ca5314b8dec5f1c3f82744bb160ddb73f1168e571", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4229ce899f8f788600f3be9ca5314b8dec5f1c3f82744bb160ddb73f1168e571", kill_on_drop: false }`
[INFO] [stdout] 4229ce899f8f788600f3be9ca5314b8dec5f1c3f82744bb160ddb73f1168e571
[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] [stdout] 2bc77562cea68cd1ba9156dd3677f20a29f42fe6b365660284f3237083cac872
[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" "2bc77562cea68cd1ba9156dd3677f20a29f42fe6b365660284f3237083cac872", kill_on_drop: false }`
[INFO] [stderr]    Compiling stack_dst v0.6.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.00s
[INFO] running `Command { std: "docker" "inspect" "2bc77562cea68cd1ba9156dd3677f20a29f42fe6b365660284f3237083cac872", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2bc77562cea68cd1ba9156dd3677f20a29f42fe6b365660284f3237083cac872", kill_on_drop: false }`
[INFO] [stdout] 2bc77562cea68cd1ba9156dd3677f20a29f42fe6b365660284f3237083cac872
[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] e8c1660df336689614f4185b934b8706ebdc23a9d1ad03586b842b884b9cfc81
[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" "e8c1660df336689614f4185b934b8706ebdc23a9d1ad03586b842b884b9cfc81", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.00s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/stack_dst-d3023b11f1fd6c6f
[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] [stderr]      Running /opt/rustwide/target/debug/deps/stack-d00e62884278b48d
[INFO] [stdout] 
[INFO] [stdout] running 5 tests
[INFO] [stdout] test destructors ... ok
[INFO] [stdout] test limits ... ok
[INFO] [stdout] test slices ... ok
[INFO] [stdout] test strings ... ok
[INFO] [stdout] test trivial_type ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 5 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/value-a2924722c80ca8cb
[INFO] [stdout] 
[INFO] [stdout] running 6 tests
[INFO] [stdout] test closure ... ok
[INFO] [stdout] test many_instances ... ok
[INFO] [stdout] test ensure_drop ... ok
[INFO] [stdout] test oversize ... ok
[INFO] [stdout] test option ... ok
[INFO] [stdout] test trivial_type ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 6 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests stack_dst
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test src/lib.rs - (line 10) ... ok
[INFO] [stdout] test src/lib.rs - (line 22) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "e8c1660df336689614f4185b934b8706ebdc23a9d1ad03586b842b884b9cfc81", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e8c1660df336689614f4185b934b8706ebdc23a9d1ad03586b842b884b9cfc81", kill_on_drop: false }`
[INFO] [stdout] e8c1660df336689614f4185b934b8706ebdc23a9d1ad03586b842b884b9cfc81