[INFO] fetching crate rs-mem 0.2.6...
[INFO] testing rs-mem-0.2.6 against try#ecabaf78506b7a4668d42dc20268c086b93f0fad for pr-87041
[INFO] extracting crate rs-mem 0.2.6 into /workspace/builds/worker-1/source
[INFO] validating manifest of crates.io crate rs-mem 0.2.6 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 rs-mem 0.2.6
[INFO] finished tweaking crates.io crate rs-mem 0.2.6
[INFO] tweaked toml for crates.io crate rs-mem 0.2.6 written to /workspace/builds/worker-1/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] [stderr]     Blocking waiting for file lock on package cache
[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-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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] [stdout] b02bf11513704d20da0e12a58e1d10ced839cd60248dea58a0b057767fd61afc
[INFO] running `Command { std: "docker" "start" "-a" "b02bf11513704d20da0e12a58e1d10ced839cd60248dea58a0b057767fd61afc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b02bf11513704d20da0e12a58e1d10ced839cd60248dea58a0b057767fd61afc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b02bf11513704d20da0e12a58e1d10ced839cd60248dea58a0b057767fd61afc", kill_on_drop: false }`
[INFO] [stdout] b02bf11513704d20da0e12a58e1d10ced839cd60248dea58a0b057767fd61afc
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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] [stdout] 50aeb7eda90f4db700b658ec4765f03560ab9f74201fd7c96fdb4ef5d9f865d0
[INFO] running `Command { std: "docker" "start" "-a" "50aeb7eda90f4db700b658ec4765f03560ab9f74201fd7c96fdb4ef5d9f865d0", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.98
[INFO] [stderr]    Compiling cfg-if v0.1.10
[INFO] [stderr]    Compiling rs-mem v0.2.6 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.05s
[INFO] running `Command { std: "docker" "inspect" "50aeb7eda90f4db700b658ec4765f03560ab9f74201fd7c96fdb4ef5d9f865d0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "50aeb7eda90f4db700b658ec4765f03560ab9f74201fd7c96fdb4ef5d9f865d0", kill_on_drop: false }`
[INFO] [stdout] 50aeb7eda90f4db700b658ec4765f03560ab9f74201fd7c96fdb4ef5d9f865d0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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] [stdout] 5b5c77cf1ab8cb8825c42a88207e340d0863d9af4bc1f7890d5e27a976d5eabf
[INFO] running `Command { std: "docker" "start" "-a" "5b5c77cf1ab8cb8825c42a88207e340d0863d9af4bc1f7890d5e27a976d5eabf", kill_on_drop: false }`
[INFO] [stderr]    Compiling rs-mem v0.2.6 (/opt/rustwide/workdir)
[INFO] [stdout] warning: bounds on `Self: Drop` are useless, consider instead using `core::mem::needs_drop` to detect if a type has a destructor
[INFO] [stdout]    --> src/lib.rs:319:23
[INFO] [stdout]     |
[INFO] [stdout] 319 |     trait TestTrait : Drop {
[INFO] [stdout]     |                       ^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(drop_bounds)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.84s
[INFO] running `Command { std: "docker" "inspect" "5b5c77cf1ab8cb8825c42a88207e340d0863d9af4bc1f7890d5e27a976d5eabf", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5b5c77cf1ab8cb8825c42a88207e340d0863d9af4bc1f7890d5e27a976d5eabf", kill_on_drop: false }`
[INFO] [stdout] 5b5c77cf1ab8cb8825c42a88207e340d0863d9af4bc1f7890d5e27a976d5eabf
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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] c3418af115f57edca73153f24320da1ef8514e588c3b5a96a131bd90f9d8ded8
[INFO] running `Command { std: "docker" "start" "-a" "c3418af115f57edca73153f24320da1ef8514e588c3b5a96a131bd90f9d8ded8", kill_on_drop: false }`
[INFO] [stderr] warning: bounds on `Self: Drop` are useless, consider instead using `core::mem::needs_drop` to detect if a type has a destructor
[INFO] [stderr]    --> src/lib.rs:319:23
[INFO] [stderr]     |
[INFO] [stderr] 319 |     trait TestTrait : Drop {
[INFO] [stderr]     |                       ^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(drop_bounds)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: 1 warning emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/rs_mem-bb1a11b5f1b5e239)
[INFO] [stdout] 
[INFO] [stdout] running 8 tests
[INFO] [stdout] test tests::testArc ... ok
[INFO] [stdout] test tests::testArcRef ... ok
[INFO] [stdout] test tests::testBoxFromToRaw ... ok
[INFO] [stdout] test tests::testBoxUnboxVecVec ... ok
[INFO] [stdout] test tests::testDropVecVec ... ok
[INFO] [stdout] test tests::testTrait ... ok
[INFO] [stdout] test tests::testBoxUnbox ... ok
[INFO] [stdout] test tests::testDrop ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 8 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests rs-mem
[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; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "c3418af115f57edca73153f24320da1ef8514e588c3b5a96a131bd90f9d8ded8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c3418af115f57edca73153f24320da1ef8514e588c3b5a96a131bd90f9d8ded8", kill_on_drop: false }`
[INFO] [stdout] c3418af115f57edca73153f24320da1ef8514e588c3b5a96a131bd90f9d8ded8