[INFO] crate alloc-singleton 0.1.0 is already in cache
[INFO] testing alloc-singleton-0.1.0 against beta-2020-07-24 for beta-1.46-1
[INFO] extracting crate alloc-singleton 0.1.0 into /workspace/builds/worker-3/source
[INFO] validating manifest of crates.io crate alloc-singleton 0.1.0 on toolchain beta-2020-07-24
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-07-24" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate alloc-singleton 0.1.0
[INFO] finished tweaking crates.io crate alloc-singleton 0.1.0
[INFO] tweaked toml for crates.io crate alloc-singleton 0.1.0 written to /workspace/builds/worker-3/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-07-24" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-07-24" "fetch" "--locked" "--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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-07-24" "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] 9852a8f620e7c8e4304dbf92962edf0404555ced29005f655501b3cce8a4b0c1
[INFO] running `Command { std: "docker" "start" "-a" "9852a8f620e7c8e4304dbf92962edf0404555ced29005f655501b3cce8a4b0c1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "9852a8f620e7c8e4304dbf92962edf0404555ced29005f655501b3cce8a4b0c1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9852a8f620e7c8e4304dbf92962edf0404555ced29005f655501b3cce8a4b0c1", kill_on_drop: false }`
[INFO] [stdout] 9852a8f620e7c8e4304dbf92962edf0404555ced29005f655501b3cce8a4b0c1
[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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-07-24" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 852f6d1f31108e0399325b7337a8c032f0e398095b9238290f57a2449084b96e
[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" "852f6d1f31108e0399325b7337a8c032f0e398095b9238290f57a2449084b96e", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v0.4.30
[INFO] [stderr]    Compiling typenum v1.12.0
[INFO] [stderr]    Compiling unicode-xid v0.1.0
[INFO] [stderr]    Compiling syn v0.15.44
[INFO] [stderr]    Compiling rand_core v0.4.2
[INFO] [stderr]    Compiling stable_deref_trait v1.2.0
[INFO] [stderr]    Compiling rand_core v0.3.1
[INFO] [stderr]    Compiling rand v0.5.6
[INFO] [stderr]    Compiling quote v0.6.13
[INFO] [stderr]    Compiling generic-array v0.13.2
[INFO] [stderr]    Compiling generic-array v0.12.3
[INFO] [stderr]    Compiling as-slice v0.1.3
[INFO] [stderr]    Compiling owned-singleton-macros v0.1.0
[INFO] [stderr]    Compiling owned-singleton v0.1.0
[INFO] [stderr]    Compiling alloc-singleton v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 11.59s
[INFO] running `Command { std: "docker" "inspect" "852f6d1f31108e0399325b7337a8c032f0e398095b9238290f57a2449084b96e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "852f6d1f31108e0399325b7337a8c032f0e398095b9238290f57a2449084b96e", kill_on_drop: false }`
[INFO] [stdout] 852f6d1f31108e0399325b7337a8c032f0e398095b9238290f57a2449084b96e
[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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-07-24" "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] 41fecab3ec4b7f19217ca612190ed5ea0c8b62b6724580c2fc59ecc6057b4a58
[INFO] running `Command { std: "docker" "start" "-a" "41fecab3ec4b7f19217ca612190ed5ea0c8b62b6724580c2fc59ecc6057b4a58", kill_on_drop: false }`
[INFO] [stderr]    Compiling alloc-singleton v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.72s
[INFO] running `Command { std: "docker" "inspect" "41fecab3ec4b7f19217ca612190ed5ea0c8b62b6724580c2fc59ecc6057b4a58", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "41fecab3ec4b7f19217ca612190ed5ea0c8b62b6724580c2fc59ecc6057b4a58", kill_on_drop: false }`
[INFO] [stdout] 41fecab3ec4b7f19217ca612190ed5ea0c8b62b6724580c2fc59ecc6057b4a58
[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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-07-24" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] c0ad96be2d790e9034271a43bc783fd741ee1298167eae6612192ed3ec122368
[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" "c0ad96be2d790e9034271a43bc783fd741ee1298167eae6612192ed3ec122368", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.09s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/alloc_singleton-f1c7f1df229b17bc
[INFO] [stdout] 
[INFO] [stdout] running 5 tests
[INFO] [stdout] test stable::pool::tests::empty ... ok
[INFO] [stdout] test stable::pool::tests::destructor ... ok
[INFO] [stdout] test stable::pool::tests::leak ... ok
[INFO] [stdout] test stable::pool::tests::sanity ... ok
[INFO] [stdout] test stable::pool::tests::max_capacity ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 5 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests alloc-singleton
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test src/stable/pool.rs - stable::pool::Pool (line 102) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "c0ad96be2d790e9034271a43bc783fd741ee1298167eae6612192ed3ec122368", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c0ad96be2d790e9034271a43bc783fd741ee1298167eae6612192ed3ec122368", kill_on_drop: false }`
[INFO] [stdout] c0ad96be2d790e9034271a43bc783fd741ee1298167eae6612192ed3ec122368