[INFO] fetching crate deep_safe_drop 0.0.3...
[INFO] testing deep_safe_drop-0.0.3 against master#5d5ff84130da0d74c6ece368dbe821d8f83fa526 for pr-79296
[INFO] extracting crate deep_safe_drop 0.0.3 into /workspace/builds/worker-4/source
[INFO] validating manifest of crates.io crate deep_safe_drop 0.0.3 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 deep_safe_drop 0.0.3
[INFO] finished tweaking crates.io crate deep_safe_drop 0.0.3
[INFO] tweaked toml for crates.io crate deep_safe_drop 0.0.3 written to /workspace/builds/worker-4/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-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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] [stdout] b1f8b59c66c213b5791bcfe80af8c5c7510bdab07386492cebf5541feffe8fdd
[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" "b1f8b59c66c213b5791bcfe80af8c5c7510bdab07386492cebf5541feffe8fdd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b1f8b59c66c213b5791bcfe80af8c5c7510bdab07386492cebf5541feffe8fdd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b1f8b59c66c213b5791bcfe80af8c5c7510bdab07386492cebf5541feffe8fdd", kill_on_drop: false }`
[INFO] [stdout] b1f8b59c66c213b5791bcfe80af8c5c7510bdab07386492cebf5541feffe8fdd
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 767619b1210832dbc0615763696f917c5f82f588f85c2dad4763be597100b378
[INFO] running `Command { std: "docker" "start" "-a" "767619b1210832dbc0615763696f917c5f82f588f85c2dad4763be597100b378", kill_on_drop: false }`
[INFO] [stderr]    Compiling deep_safe_drop v0.0.3 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.26s
[INFO] running `Command { std: "docker" "inspect" "767619b1210832dbc0615763696f917c5f82f588f85c2dad4763be597100b378", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "767619b1210832dbc0615763696f917c5f82f588f85c2dad4763be597100b378", kill_on_drop: false }`
[INFO] [stdout] 767619b1210832dbc0615763696f917c5f82f588f85c2dad4763be597100b378
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 6524ff712f29f267de1b548cceca3f073744ce1dfc2a3e422a57034d8393f850
[INFO] running `Command { std: "docker" "start" "-a" "6524ff712f29f267de1b548cceca3f073744ce1dfc2a3e422a57034d8393f850", kill_on_drop: false }`
[INFO] [stderr]    Compiling deep_safe_drop v0.0.3 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.90s
[INFO] running `Command { std: "docker" "inspect" "6524ff712f29f267de1b548cceca3f073744ce1dfc2a3e422a57034d8393f850", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6524ff712f29f267de1b548cceca3f073744ce1dfc2a3e422a57034d8393f850", kill_on_drop: false }`
[INFO] [stdout] 6524ff712f29f267de1b548cceca3f073744ce1dfc2a3e422a57034d8393f850
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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] ee66b352a52c468fb39a354b42196d76a1ff502d732ecf1696ce0ca3e584a1d5
[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" "ee66b352a52c468fb39a354b42196d76a1ff502d732ecf1696ce0ca3e584a1d5", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/deep_safe_drop-85bf02c0bbc45706
[INFO] [stdout] 
[INFO] [stdout] running 5 tests
[INFO] [stdout] test tests::dyn_trait::stack_overflow ... ignored
[INFO] [stdout] test tests::list::stack_overflow ... ignored
[INFO] [stdout] test tests::binary_tree::exercise ... ok
[INFO] [stdout] test tests::list::no_stack_overflow ... ok
[INFO] [stdout] test tests::dyn_trait::no_stack_overflow ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 3 passed; 0 failed; 2 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests deep_safe_drop
[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" "ee66b352a52c468fb39a354b42196d76a1ff502d732ecf1696ce0ca3e584a1d5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ee66b352a52c468fb39a354b42196d76a1ff502d732ecf1696ce0ca3e584a1d5", kill_on_drop: false }`
[INFO] [stdout] ee66b352a52c468fb39a354b42196d76a1ff502d732ecf1696ce0ca3e584a1d5