[INFO] fetching crate exit-stack 0.1.0...
[INFO] testing exit-stack-0.1.0 against master#62efba8a050c64249dab942951bb28f710208bc8 for pr-90799
[INFO] extracting crate exit-stack 0.1.0 into /workspace/builds/worker-3/source
[INFO] validating manifest of crates.io crate exit-stack 0.1.0 on toolchain 62efba8a050c64249dab942951bb28f710208bc8
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+62efba8a050c64249dab942951bb28f710208bc8" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate exit-stack 0.1.0
[INFO] finished tweaking crates.io crate exit-stack 0.1.0
[INFO] tweaked toml for crates.io crate exit-stack 0.1.0 written to /workspace/builds/worker-3/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+62efba8a050c64249dab942951bb28f710208bc8" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+62efba8a050c64249dab942951bb28f710208bc8" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+62efba8a050c64249dab942951bb28f710208bc8" "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] a9d1a38e1edf60750db583cc4db0d9d6e993e06c4ab1349d557c8245b24f2e57
[INFO] running `Command { std: "docker" "start" "-a" "a9d1a38e1edf60750db583cc4db0d9d6e993e06c4ab1349d557c8245b24f2e57", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "a9d1a38e1edf60750db583cc4db0d9d6e993e06c4ab1349d557c8245b24f2e57", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a9d1a38e1edf60750db583cc4db0d9d6e993e06c4ab1349d557c8245b24f2e57", kill_on_drop: false }`
[INFO] [stdout] a9d1a38e1edf60750db583cc4db0d9d6e993e06c4ab1349d557c8245b24f2e57
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+62efba8a050c64249dab942951bb28f710208bc8" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 2d17842844e125f99c3f710ce623ad5ba8947d5250ff2b5c7e585fe5d48e0947
[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" "2d17842844e125f99c3f710ce623ad5ba8947d5250ff2b5c7e585fe5d48e0947", kill_on_drop: false }`
[INFO] [stderr]    Compiling alloc-traits v0.1.1
[INFO] [stderr]    Compiling static-alloc v0.2.3
[INFO] [stderr]    Compiling exit-stack v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.96s
[INFO] running `Command { std: "docker" "inspect" "2d17842844e125f99c3f710ce623ad5ba8947d5250ff2b5c7e585fe5d48e0947", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2d17842844e125f99c3f710ce623ad5ba8947d5250ff2b5c7e585fe5d48e0947", kill_on_drop: false }`
[INFO] [stdout] 2d17842844e125f99c3f710ce623ad5ba8947d5250ff2b5c7e585fe5d48e0947
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+62efba8a050c64249dab942951bb28f710208bc8" "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] e17e679bbc010947e4a1f95a9be4a928023a289de46dbd1fe480bc6e671ef89e
[INFO] running `Command { std: "docker" "start" "-a" "e17e679bbc010947e4a1f95a9be4a928023a289de46dbd1fe480bc6e671ef89e", kill_on_drop: false }`
[INFO] [stderr]    Compiling exit-stack v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.42s
[INFO] running `Command { std: "docker" "inspect" "e17e679bbc010947e4a1f95a9be4a928023a289de46dbd1fe480bc6e671ef89e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e17e679bbc010947e4a1f95a9be4a928023a289de46dbd1fe480bc6e671ef89e", kill_on_drop: false }`
[INFO] [stdout] e17e679bbc010947e4a1f95a9be4a928023a289de46dbd1fe480bc6e671ef89e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+62efba8a050c64249dab942951bb28f710208bc8" "test" "--frozen", 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] b76e085daa13f7634a986e7d983752edd454e234f758ce5a351bf3064f7831f2
[INFO] running `Command { std: "docker" "start" "-a" "b76e085daa13f7634a986e7d983752edd454e234f758ce5a351bf3064f7831f2", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/exit_stack-8ce3c1a890c86fc7)
[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] [stderr]      Running tests/stackful.rs (/opt/rustwide/target/debug/deps/stackful-bc14644cd27baf6c)
[INFO] [stdout] 
[INFO] [stdout] running 4 tests
[INFO] [stdout] test set_with_various_sizes ... ok
[INFO] [stderr]    Doc-tests exit-stack
[INFO] [stdout] test run_with_a_stack ... ok
[INFO] [stdout] test set_drops_correctly ... ok
[INFO] [stdout] test run_with_a_heap_stack ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 4 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test src/lib.rs - ExitStack<Mem>::set (line 131) ... 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; finished in 1.11s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "b76e085daa13f7634a986e7d983752edd454e234f758ce5a351bf3064f7831f2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b76e085daa13f7634a986e7d983752edd454e234f758ce5a351bf3064f7831f2", kill_on_drop: false }`
[INFO] [stdout] b76e085daa13f7634a986e7d983752edd454e234f758ce5a351bf3064f7831f2