[INFO] fetching crate shared_singleton 0.1.0...
[INFO] testing shared_singleton-0.1.0 against master#99e3aef02079e9c10583638520cd0c134dc3a01d for pr-85530
[INFO] extracting crate shared_singleton 0.1.0 into /workspace/builds/worker-8/source
[INFO] validating manifest of crates.io crate shared_singleton 0.1.0 on toolchain 99e3aef02079e9c10583638520cd0c134dc3a01d
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+99e3aef02079e9c10583638520cd0c134dc3a01d" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate shared_singleton 0.1.0
[INFO] finished tweaking crates.io crate shared_singleton 0.1.0
[INFO] tweaked toml for crates.io crate shared_singleton 0.1.0 written to /workspace/builds/worker-8/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+99e3aef02079e9c10583638520cd0c134dc3a01d" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+99e3aef02079e9c10583638520cd0c134dc3a01d" "fetch" "--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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+99e3aef02079e9c10583638520cd0c134dc3a01d" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] a37bd13f8dff4380fa3ec14e03e59a6cf1005df5cbda7beafda3567e926c3e6f
[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" "a37bd13f8dff4380fa3ec14e03e59a6cf1005df5cbda7beafda3567e926c3e6f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "a37bd13f8dff4380fa3ec14e03e59a6cf1005df5cbda7beafda3567e926c3e6f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a37bd13f8dff4380fa3ec14e03e59a6cf1005df5cbda7beafda3567e926c3e6f", kill_on_drop: false }`
[INFO] [stdout] a37bd13f8dff4380fa3ec14e03e59a6cf1005df5cbda7beafda3567e926c3e6f
[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=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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+99e3aef02079e9c10583638520cd0c134dc3a01d" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 8f7aad685cf08ef246cd00cb05b8f8204b4e2a46c3408c69b4adf50a0a3e1538
[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" "8f7aad685cf08ef246cd00cb05b8f8204b4e2a46c3408c69b4adf50a0a3e1538", kill_on_drop: false }`
[INFO] [stderr]    Compiling shared_singleton v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.16s
[INFO] running `Command { std: "docker" "inspect" "8f7aad685cf08ef246cd00cb05b8f8204b4e2a46c3408c69b4adf50a0a3e1538", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8f7aad685cf08ef246cd00cb05b8f8204b4e2a46c3408c69b4adf50a0a3e1538", kill_on_drop: false }`
[INFO] [stdout] 8f7aad685cf08ef246cd00cb05b8f8204b4e2a46c3408c69b4adf50a0a3e1538
[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=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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+99e3aef02079e9c10583638520cd0c134dc3a01d" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] a6824f3890bf7715908937dac8bdc6eb83c1ae3c833d9999b3063af6ccf6325c
[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" "a6824f3890bf7715908937dac8bdc6eb83c1ae3c833d9999b3063af6ccf6325c", kill_on_drop: false }`
[INFO] [stderr]    Compiling shared_singleton v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.00s
[INFO] running `Command { std: "docker" "inspect" "a6824f3890bf7715908937dac8bdc6eb83c1ae3c833d9999b3063af6ccf6325c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a6824f3890bf7715908937dac8bdc6eb83c1ae3c833d9999b3063af6ccf6325c", kill_on_drop: false }`
[INFO] [stdout] a6824f3890bf7715908937dac8bdc6eb83c1ae3c833d9999b3063af6ccf6325c
[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=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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+99e3aef02079e9c10583638520cd0c134dc3a01d" "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] 529a0cb4bf1377c00814c4080c58d44541e764893a31e252e9362ffce54ebd96
[INFO] running `Command { std: "docker" "start" "-a" "529a0cb4bf1377c00814c4080c58d44541e764893a31e252e9362ffce54ebd96", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/shared_singleton-a801fb0ba9eb0827)
[INFO] [stdout] running 6 tests
[INFO] [stdout] test singleton::tests::arc_mutex_test ... ok
[INFO] [stdout] test singleton::tests::arc_test ... ok
[INFO] [stdout] test singleton::tests::arc_rwlock_test ... ok
[INFO] [stdout] test singleton::tests::rc_refcell_test ... ok
[INFO] [stdout] test singleton::tests::rc_test ... ok
[INFO] [stdout] test singleton::tests::rc_cell_test ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 6 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests shared_singleton
[INFO] [stdout] 
[INFO] [stdout] running 6 tests
[INFO] [stdout] test src/lib.rs - (line 10) ... ok
[INFO] [stdout] test src/lib.rs - (line 45) ... ok
[INFO] [stdout] test src/lib.rs - (line 79) ... ok
[INFO] [stdout] test src/lib.rs - (line 26) ... ok
[INFO] [stdout] test src/lib.rs - (line 63) ... ok
[INFO] [stdout] test src/lib.rs - (line 106) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 6 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 2.36s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "529a0cb4bf1377c00814c4080c58d44541e764893a31e252e9362ffce54ebd96", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "529a0cb4bf1377c00814c4080c58d44541e764893a31e252e9362ffce54ebd96", kill_on_drop: false }`
[INFO] [stdout] 529a0cb4bf1377c00814c4080c58d44541e764893a31e252e9362ffce54ebd96