[INFO] fetching crate yaap 0.0.2...
[INFO] testing yaap-0.0.2 against beta-2021-01-01 for beta-1.50-1
[INFO] extracting crate yaap 0.0.2 into /workspace/builds/worker-8/source
[INFO] validating manifest of crates.io crate yaap 0.0.2 on toolchain beta-2021-01-01
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-01-01" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate yaap 0.0.2
[INFO] removed 0 missing tests
[INFO] finished tweaking crates.io crate yaap 0.0.2
[INFO] tweaked toml for crates.io crate yaap 0.0.2 written to /workspace/builds/worker-8/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-01-01" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-01-01" "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:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-01-01" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] df99c9be74cdc8f7fb0775a14710fdde6c77c28d927257ec86a9c2dc75699391
[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" "df99c9be74cdc8f7fb0775a14710fdde6c77c28d927257ec86a9c2dc75699391", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "df99c9be74cdc8f7fb0775a14710fdde6c77c28d927257ec86a9c2dc75699391", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "df99c9be74cdc8f7fb0775a14710fdde6c77c28d927257ec86a9c2dc75699391", kill_on_drop: false }`
[INFO] [stdout] df99c9be74cdc8f7fb0775a14710fdde6c77c28d927257ec86a9c2dc75699391
[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=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:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-01-01" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] bdedcd25f39e9970d264de10b91951d3f86a9c3137ff728ff8ccbe9e4afb2f76
[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" "bdedcd25f39e9970d264de10b91951d3f86a9c3137ff728ff8ccbe9e4afb2f76", kill_on_drop: false }`
[INFO] [stderr]    Compiling yaap v0.0.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.64s
[INFO] running `Command { std: "docker" "inspect" "bdedcd25f39e9970d264de10b91951d3f86a9c3137ff728ff8ccbe9e4afb2f76", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bdedcd25f39e9970d264de10b91951d3f86a9c3137ff728ff8ccbe9e4afb2f76", kill_on_drop: false }`
[INFO] [stdout] bdedcd25f39e9970d264de10b91951d3f86a9c3137ff728ff8ccbe9e4afb2f76
[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=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:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-01-01" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 3d5db5c89d6edd368548ed50a07d1405fa70ea85e52e43eb13271b13b25c33a8
[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" "3d5db5c89d6edd368548ed50a07d1405fa70ea85e52e43eb13271b13b25c33a8", kill_on_drop: false }`
[INFO] [stderr]    Compiling yaap v0.0.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.63s
[INFO] running `Command { std: "docker" "inspect" "3d5db5c89d6edd368548ed50a07d1405fa70ea85e52e43eb13271b13b25c33a8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3d5db5c89d6edd368548ed50a07d1405fa70ea85e52e43eb13271b13b25c33a8", kill_on_drop: false }`
[INFO] [stdout] 3d5db5c89d6edd368548ed50a07d1405fa70ea85e52e43eb13271b13b25c33a8
[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=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:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-01-01" "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] 739c8e25c23c6b945af02683f323a793549e6a3338c36f5f369c090dd4fc40d4
[INFO] running `Command { std: "docker" "start" "-a" "739c8e25c23c6b945af02683f323a793549e6a3338c36f5f369c090dd4fc40d4", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stdout] 
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/yaap-8ea9246c3762cd91
[INFO] [stdout] running 0 tests
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/stack-3f2bc6c30b7d9e7a
[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] [stdout] 
[INFO] [stdout] running 7 tests
[INFO] [stdout] test none ... ok
[INFO] [stdout] test large_allocate ... ok
[INFO] [stdout] test single ... ok
[INFO] [stdout] test reallocate ... ok
[INFO] [stdout] test no_push_empty ... ok
[INFO] [stdout] test single_fail ... ok
[INFO] [stderr]    Doc-tests yaap
[INFO] [stdout] test no_push ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 7 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.04s
[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; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "739c8e25c23c6b945af02683f323a793549e6a3338c36f5f369c090dd4fc40d4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "739c8e25c23c6b945af02683f323a793549e6a3338c36f5f369c090dd4fc40d4", kill_on_drop: false }`
[INFO] [stdout] 739c8e25c23c6b945af02683f323a793549e6a3338c36f5f369c090dd4fc40d4