[INFO] fetching crate singlyton 4.1.1...
[INFO] testing singlyton-4.1.1 against try#c2e32f1c9652b13ed99608599c1e855462f421f3 for pr-146098-7
[INFO] extracting crate singlyton 4.1.1 into /workspace/builds/worker-0-tc2/source
[INFO] started tweaking crates.io crate singlyton 4.1.1
[INFO] finished tweaking crates.io crate singlyton 4.1.1
[INFO] tweaked toml for crates.io crate singlyton 4.1.1 written to /workspace/builds/worker-0-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate singlyton 4.1.1 on toolchain c2e32f1c9652b13ed99608599c1e855462f421f3
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 1 package to latest compatible version
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 7f4765484221d74822305f26550cbd4a78b5b6566451df0b56718bb47d418421
[INFO] running `Command { std: "docker" "start" "-a" "7f4765484221d74822305f26550cbd4a78b5b6566451df0b56718bb47d418421", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "7f4765484221d74822305f26550cbd4a78b5b6566451df0b56718bb47d418421", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7f4765484221d74822305f26550cbd4a78b5b6566451df0b56718bb47d418421", kill_on_drop: false }`
[INFO] [stdout] 7f4765484221d74822305f26550cbd4a78b5b6566451df0b56718bb47d418421
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/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" "RUSTDOCFLAGS=--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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 38127f346044241a9582fbb17b9834b819b6bdb69adccf2263851d0a9300654e
[INFO] running `Command { std: "docker" "start" "-a" "38127f346044241a9582fbb17b9834b819b6bdb69adccf2263851d0a9300654e", kill_on_drop: false }`
[INFO] [stderr]    Compiling atomic_refcell v0.1.13
[INFO] [stderr]    Compiling singlyton v4.1.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.23s
[INFO] running `Command { std: "docker" "inspect" "38127f346044241a9582fbb17b9834b819b6bdb69adccf2263851d0a9300654e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "38127f346044241a9582fbb17b9834b819b6bdb69adccf2263851d0a9300654e", kill_on_drop: false }`
[INFO] [stdout] 38127f346044241a9582fbb17b9834b819b6bdb69adccf2263851d0a9300654e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/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" "RUSTDOCFLAGS=--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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] a2f2ca3d7dc36f3669e0aaa5a1fbdd8034890fd3cabe916f324c6887247e0e3b
[INFO] running `Command { std: "docker" "start" "-a" "a2f2ca3d7dc36f3669e0aaa5a1fbdd8034890fd3cabe916f324c6887247e0e3b", kill_on_drop: false }`
[INFO] [stderr]    Compiling singlyton v4.1.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.54s
[INFO] running `Command { std: "docker" "inspect" "a2f2ca3d7dc36f3669e0aaa5a1fbdd8034890fd3cabe916f324c6887247e0e3b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a2f2ca3d7dc36f3669e0aaa5a1fbdd8034890fd3cabe916f324c6887247e0e3b", kill_on_drop: false }`
[INFO] [stdout] a2f2ca3d7dc36f3669e0aaa5a1fbdd8034890fd3cabe916f324c6887247e0e3b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/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" "RUSTDOCFLAGS=--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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] d42f045ea6cb6ad677ac76c4df68b8bdbf5f2a77dfd68d9f8b1980ea0cc696e3
[INFO] running `Command { std: "docker" "start" "-a" "d42f045ea6cb6ad677ac76c4df68b8bdbf5f2a77dfd68d9f8b1980ea0cc696e3", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.05s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/singlyton-314202059208e81f)
[INFO] [stdout] 
[INFO] [stdout] running 7 tests
[INFO] [stdout] test tests::test_singleton_uninit ... ok
[INFO] [stdout] test tests::test_singleton ... ok
[INFO] [stdout] test tests::test_refcell - should panic ... ok
[INFO] [stdout] test tests::test_singleton_uninit_panic - should panic ... ok
[INFO] [stdout] test tests::test_thread_safety - should panic ... ok
[INFO] [stdout] test tests::test_thread_safety_2 - should panic ... ok
[INFO] [stdout] test tests::test_thread_safety_3 - should panic ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 7 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.02s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests singlyton
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test src/lib.rs - (line 31) ... ok
[INFO] [stdout] test src/lib.rs - (line 46) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.40s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "d42f045ea6cb6ad677ac76c4df68b8bdbf5f2a77dfd68d9f8b1980ea0cc696e3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d42f045ea6cb6ad677ac76c4df68b8bdbf5f2a77dfd68d9f8b1980ea0cc696e3", kill_on_drop: false }`
[INFO] [stdout] d42f045ea6cb6ad677ac76c4df68b8bdbf5f2a77dfd68d9f8b1980ea0cc696e3